137407172 has 24 divisors (see below), whose sum is σ = 280425600. Its totient is φ = 58888200.

The previous prime is 137407169. The next prime is 137407177. The reversal of 137407172 is 271704731.

It is not an unprimeable number, because it can be changed into a prime (137407177) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48704 + ... + 51447.

It is an arithmetic number, because the mean of its divisors is an integer number (11684400).

Almost surely, 2^137407172 is an apocalyptic number.

It is an amenable number.

137407172 is an abundant number, since it is smaller than the sum of its proper divisors (143018428).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

137407172 is a wasteful number, since it uses less digits than its factorization.

137407172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100176 (or 100160 counting only the distinct ones).

The product of its (nonzero) digits is 8232, while the sum is 32.

The square root of 137407172 is about 11722.0805320557. The cubic root of 137407172 is about 516.0238806727.

The spelling of 137407172 in words is "one hundred thirty-seven million, four hundred seven thousand, one hundred seventy-two".