939968836 has 24 divisors (see below), whose sum is σ = 1738800000. Its totient is φ = 443376864.

The previous prime is 939968789. The next prime is 939968903. The reversal of 939968836 is 638869939.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7711 + ... + 44038.

It is an arithmetic number, because the mean of its divisors is an integer number (72450000).

Almost surely, 2^939968836 is an apocalyptic number.

It is an amenable number.

939968836 is a deficient number, since it is larger than the sum of its proper divisors (798831164).

939968836 is a wasteful number, since it uses less digits than its factorization.

939968836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52011 (or 52009 counting only the distinct ones).

The product of its digits is 15116544, while the sum is 61.

The square root of 939968836 is about 30658.9112004976. The cubic root of 939968836 is about 979.5752831273.

The spelling of 939968836 in words is "nine hundred thirty-nine million, nine hundred sixty-eight thousand, eight hundred thirty-six".