139928996 has 12 divisors (see below), whose sum is σ = 257764080. Its totient is φ = 66282120.

The previous prime is 139928993. The next prime is 139929103. The reversal of 139928996 is 699829931.

It is not an unprimeable number, because it can be changed into a prime (139928993) 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, 920510 + ... + 920661.

It is an arithmetic number, because the mean of its divisors is an integer number (21480340).

Almost surely, 2^139928996 is an apocalyptic number.

It is an amenable number.

139928996 is a deficient number, since it is larger than the sum of its proper divisors (117835084).

139928996 is a wasteful number, since it uses less digits than its factorization.

139928996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1841194 (or 1841192 counting only the distinct ones).

The product of its digits is 1889568, while the sum is 56.

The square root of 139928996 is about 11829.1587190299. The cubic root of 139928996 is about 519.1616125189.

The spelling of 139928996 in words is "one hundred thirty-nine million, nine hundred twenty-eight thousand, nine hundred ninety-six".