139379896 has 16 divisors (see below), whose sum is σ = 275092200. Its totient is φ = 66021984.

The previous prime is 139379893. The next prime is 139379917. The reversal of 139379896 is 698973931.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (139379893) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 458335 + ... + 458638.

Almost surely, 2^139379896 is an apocalyptic number.

It is an amenable number.

139379896 is a deficient number, since it is larger than the sum of its proper divisors (135712304).

139379896 is a wasteful number, since it uses less digits than its factorization.

139379896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 916998 (or 916994 counting only the distinct ones).

The product of its digits is 2204496, while the sum is 55.

The square root of 139379896 is about 11805.9263084266. The cubic root of 139379896 is about 518.4816358855.

The spelling of 139379896 in words is "one hundred thirty-nine million, three hundred seventy-nine thousand, eight hundred ninety-six".