39679704 has 24 divisors (see below), whose sum is σ = 107466060. Its totient is φ = 13226544.

The previous prime is 39679697. The next prime is 39679711. The reversal of 39679704 is 40797693.

It is an interprime number because it is at equal distance from previous prime (39679697) and next prime (39679711).

It is a tau number, because it is divible by the number of its divisors (24).

It is a self number, because there is not a number n which added to its sum of digits gives 39679704.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 275482 + ... + 275625.

Almost surely, 2^39679704 is an apocalyptic number.

It is an amenable number.

39679704 is an abundant number, since it is smaller than the sum of its proper divisors (67786356).

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

39679704 is a wasteful number, since it uses less digits than its factorization.

39679704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 551119 (or 551112 counting only the distinct ones).

The product of its (nonzero) digits is 285768, while the sum is 45.

The square root of 39679704 is about 6299.1828041421. The cubic root of 39679704 is about 341.0799112117.

The spelling of 39679704 in words is "thirty-nine million, six hundred seventy-nine thousand, seven hundred four".