37037037 (thirty-seven million thirty-seven thousand thirty-seven) is an odd eight-digits composite number. The sum of its digits is 30, consisting of 3 prime factors and eight positive divisors. Twenty-four million twenty-three thousand nine hundred fifty-two positive integers are relatively prime to 37037037.
But what makes 37,037,037 utterly interesting is when you multiply it with the multiples of 3, you get a beautiful pattern!