137908522 has 16 divisors (see below), whose sum is σ = 226098432. Its totient is φ = 62804160.

The previous prime is 137908501. The next prime is 137908523. The reversal of 137908522 is 225809731.

It is not an unprimeable number, because it can be changed into a prime (137908523) 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, 64368 + ... + 66475.

It is an arithmetic number, because the mean of its divisors is an integer number (14131152).

Almost surely, 2^137908522 is an apocalyptic number.

137908522 is a deficient number, since it is larger than the sum of its proper divisors (88189910).

137908522 is a wasteful number, since it uses less digits than its factorization.

137908522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130893.

The product of its (nonzero) digits is 30240, while the sum is 37.

The square root of 137908522 is about 11743.4459167657. The cubic root of 137908522 is about 516.6507149197.

The spelling of 137908522 in words is "one hundred thirty-seven million, nine hundred eight thousand, five hundred twenty-two".