939888072 has 48 divisors (see below), whose sum is σ = 2548728000. Its totient is φ = 312902496.

The previous prime is 939888049. The next prime is 939888073. The reversal of 939888072 is 270888939.

It is not an unprimeable number, because it can be changed into a prime (939888073) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 52629 + ... + 68187.

It is an arithmetic number, because the mean of its divisors is an integer number (53098500).

Almost surely, 2^939888072 is an apocalyptic number.

It is an amenable number.

939888072 is an abundant number, since it is smaller than the sum of its proper divisors (1608839928).

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

939888072 is a wasteful number, since it uses less digits than its factorization.

939888072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16410 (or 16403 counting only the distinct ones).

The product of its (nonzero) digits is 1741824, while the sum is 54.

The square root of 939888072 is about 30657.5940347575. The cubic root of 939888072 is about 979.5472266354.

The spelling of 939888072 in words is "nine hundred thirty-nine million, eight hundred eighty-eight thousand, seventy-two".