139874608 has 20 divisors (see below), whose sum is σ = 271342008. Its totient is φ = 69850880.

The previous prime is 139874551. The next prime is 139874629. The reversal of 139874608 is 806478931.

It is a happy number.

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, 9135 + ... + 19057.

Almost surely, 2^139874608 is an apocalyptic number.

It is an amenable number.

139874608 is a deficient number, since it is larger than the sum of its proper divisors (131467400).

139874608 is an equidigital number, since it uses as much as digits as its factorization.

139874608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10812 (or 10806 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 46.

The square root of 139874608 is about 11826.8596000798. The cubic root of 139874608 is about 519.0943407318.

The spelling of 139874608 in words is "one hundred thirty-nine million, eight hundred seventy-four thousand, six hundred eight".