137852538 has 16 divisors (see below), whose sum is σ = 276157920. Its totient is φ = 45875376.

The previous prime is 137852527. The next prime is 137852587. The reversal of 137852538 is 835258731.

It is a self number, because there is not a number n which added to its sum of digits gives 137852538.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14845 + ... + 22272.

It is an arithmetic number, because the mean of its divisors is an integer number (17259870).

Almost surely, 2^137852538 is an apocalyptic number.

137852538 is an abundant number, since it is smaller than the sum of its proper divisors (138305382).

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

137852538 is a wasteful number, since it uses less digits than its factorization.

137852538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37741.

The product of its digits is 201600, while the sum is 42.

The square root of 137852538 is about 11741.0620473618. The cubic root of 137852538 is about 516.5807939605.

The spelling of 137852538 in words is "one hundred thirty-seven million, eight hundred fifty-two thousand, five hundred thirty-eight".