138926316 has 24 divisors (see below), whose sum is σ = 326717440. Its totient is φ = 45943632.

The previous prime is 138926299. The next prime is 138926321. The reversal of 138926316 is 613629831.

138926316 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 44056 + ... + 47103.

Almost surely, 2^138926316 is an apocalyptic number.

It is an amenable number.

138926316 is an abundant number, since it is smaller than the sum of its proper divisors (187791124).

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

138926316 is a wasteful number, since it uses less digits than its factorization.

138926316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91293 (or 91291 counting only the distinct ones).

The product of its digits is 46656, while the sum is 39.

The square root of 138926316 is about 11786.7008106594. The cubic root of 138926316 is about 517.9185980423.

The spelling of 138926316 in words is "one hundred thirty-eight million, nine hundred twenty-six thousand, three hundred sixteen".