139216324 has 24 divisors (see below), whose sum is σ = 262922240. Its totient is φ = 64118304.

The previous prime is 139216307. The next prime is 139216379. The reversal of 139216324 is 423612931.

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, 24637 + ... + 29755.

Almost surely, 2^139216324 is an apocalyptic number.

It is an amenable number.

139216324 is a deficient number, since it is larger than the sum of its proper divisors (123705916).

139216324 is a wasteful number, since it uses less digits than its factorization.

139216324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5659 (or 5657 counting only the distinct ones).

The product of its digits is 7776, while the sum is 31.

The square root of 139216324 is about 11798.9967370112. The cubic root of 139216324 is about 518.2787317397.

The spelling of 139216324 in words is "one hundred thirty-nine million, two hundred sixteen thousand, three hundred twenty-four".