139696944 has 40 divisors (see below), whose sum is σ = 373331760. Its totient is φ = 44959488.

The previous prime is 139696937. The next prime is 139696951. The reversal of 139696944 is 449696931.

It is an interprime number because it is at equal distance from previous prime (139696937) and next prime (139696951).

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, 48787 + ... + 51570.

It is an arithmetic number, because the mean of its divisors is an integer number (9333294).

Almost surely, 2^139696944 is an apocalyptic number.

It is an amenable number.

139696944 is an abundant number, since it is smaller than the sum of its proper divisors (233634816).

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

139696944 is a wasteful number, since it uses less digits than its factorization.

139696944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100397 (or 100391 counting only the distinct ones).

The product of its digits is 1259712, while the sum is 51.

The square root of 139696944 is about 11819.3461748102. The cubic root of 139696944 is about 518.8744689180.

The spelling of 139696944 in words is "one hundred thirty-nine million, six hundred ninety-six thousand, nine hundred forty-four".