939682988 has 12 divisors (see below), whose sum is σ = 1659814632. Its totient is φ = 465450240.

The previous prime is 939682987. The next prime is 939683021. The reversal of 939682988 is 889286939.

It is a self number, because there is not a number n which added to its sum of digits gives 939682988.

It is not an unprimeable number, because it can be changed into a prime (939682987) 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, 1097333 + ... + 1098188.

It is an arithmetic number, because the mean of its divisors is an integer number (138317886).

Almost surely, 2^939682988 is an apocalyptic number.

It is an amenable number.

939682988 is a deficient number, since it is larger than the sum of its proper divisors (720131644).

939682988 is a wasteful number, since it uses less digits than its factorization.

939682988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2195632 (or 2195630 counting only the distinct ones).

The product of its digits is 13436928, while the sum is 62.

The square root of 939682988 is about 30654.2491018782. The cubic root of 939682988 is about 979.4759755710.

The spelling of 939682988 in words is "nine hundred thirty-nine million, six hundred eighty-two thousand, nine hundred eighty-eight".