137624972 has 12 divisors (see below), whose sum is σ = 243550440. Its totient is φ = 68039136.

The previous prime is 137624969. The next prime is 137624989. The reversal of 137624972 is 279426731.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 192938 + ... + 193649.

It is an arithmetic number, because the mean of its divisors is an integer number (20295870).

Almost surely, 2^137624972 is an apocalyptic number.

It is an amenable number.

137624972 is a deficient number, since it is larger than the sum of its proper divisors (105925468).

137624972 is a wasteful number, since it uses less digits than its factorization.

137624972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 386680 (or 386678 counting only the distinct ones).

The product of its digits is 127008, while the sum is 41.

The square root of 137624972 is about 11731.3670132683. The cubic root of 137624972 is about 516.2963814207.

The spelling of 137624972 in words is "one hundred thirty-seven million, six hundred twenty-four thousand, nine hundred seventy-two".