139450924 has 12 divisors (see below), whose sum is σ = 245106400. Its totient is φ = 69420528.

The previous prime is 139450903. The next prime is 139450931. The reversal of 139450924 is 429054931.

139450924 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

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, 75204 + ... + 77035.

Almost surely, 2^139450924 is an apocalyptic number.

It is an amenable number.

139450924 is a deficient number, since it is larger than the sum of its proper divisors (105655476).

139450924 is a wasteful number, since it uses less digits than its factorization.

139450924 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152472 (or 152470 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 37.

The square root of 139450924 is about 11808.9340755210. The cubic root of 139450924 is about 518.5696936825.

The spelling of 139450924 in words is "one hundred thirty-nine million, four hundred fifty thousand, nine hundred twenty-four".