139736996 has 24 divisors (see below), whose sum is σ = 279935040. Its totient is φ = 59788512.

The previous prime is 139736981. The next prime is 139737007. The reversal of 139736996 is 699637931.

It is a happy number.

It is a super-2 number, since 2×139736996² = 39052856102208032, which contains 22 as substring.

It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14666 + ... + 22238.

It is an arithmetic number, because the mean of its divisors is an integer number (11663960).

Almost surely, 2^139736996 is an apocalyptic number.

It is an amenable number.

139736996 is an abundant number, since it is smaller than the sum of its proper divisors (140198044).

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

139736996 is a wasteful number, since it uses less digits than its factorization.

139736996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8243 (or 8241 counting only the distinct ones).

The product of its digits is 1653372, while the sum is 53.

The square root of 139736996 is about 11821.0403941447. The cubic root of 139736996 is about 518.9240523803.

The spelling of 139736996 in words is "one hundred thirty-nine million, seven hundred thirty-six thousand, nine hundred ninety-six".