138560296 has 16 divisors (see below), whose sum is σ = 296915040. Its totient is φ = 59382960.

The previous prime is 138560287. The next prime is 138560311. The reversal of 138560296 is 692065831.

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, 1237090 + ... + 1237201.

It is an arithmetic number, because the mean of its divisors is an integer number (18557190).

Almost surely, 2^138560296 is an apocalyptic number.

It is an amenable number.

138560296 is an abundant number, since it is smaller than the sum of its proper divisors (158354744).

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

138560296 is a wasteful number, since it uses less digits than its factorization.

138560296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2474304 (or 2474300 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 40.

The square root of 138560296 is about 11771.1637487548. The cubic root of 138560296 is about 517.4633560212.

The spelling of 138560296 in words is "one hundred thirty-eight million, five hundred sixty thousand, two hundred ninety-six".