139793392 has 20 divisors (see below), whose sum is σ = 271576120. Its totient is φ = 69709248.

The previous prime is 139793347. The next prime is 139793429. The reversal of 139793392 is 293397931.

It is a congruent 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, 5463 + ... + 17590.

It is an arithmetic number, because the mean of its divisors is an integer number (13578806).

Almost surely, 2^139793392 is an apocalyptic number.

It is an amenable number.

139793392 is a deficient number, since it is larger than the sum of its proper divisors (131782728).

139793392 is a wasteful number, since it uses less digits than its factorization.

139793392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23440 (or 23434 counting only the distinct ones).

The product of its digits is 275562, while the sum is 46.

The square root of 139793392 is about 11823.4255611477. The cubic root of 139793392 is about 518.9938532814.

It can be divided in two parts, 139793 and 392, that added together give a triangular number (140185 = T₅₂₉).

The spelling of 139793392 in words is "one hundred thirty-nine million, seven hundred ninety-three thousand, three hundred ninety-two".