138079296 has 56 divisors (see below), whose sum is σ = 405932640. Its totient is φ = 46025856.

The previous prime is 138079261. The next prime is 138079307. The reversal of 138079296 is 692970831.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38226 + ... + 41681.

Almost surely, 2^138079296 is an apocalyptic number.

138079296 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

138079296 is an abundant number, since it is smaller than the sum of its proper divisors (267853344).

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

138079296 is an equidigital number, since it uses as much as digits as its factorization.

138079296 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79928 (or 79912 counting only the distinct ones).

The product of its (nonzero) digits is 163296, while the sum is 45.

The square root of 138079296 is about 11750.7147016682. The cubic root of 138079296 is about 516.8638854909.

The spelling of 138079296 in words is "one hundred thirty-eight million, seventy-nine thousand, two hundred ninety-six".