39799472 has 10 divisors (see below), whose sum is σ = 77111508. Its totient is φ = 19899728.

The previous prime is 39799447. The next prime is 39799493. The reversal of 39799472 is 27499793.

39799472 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 39799472.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1243718 + ... + 1243749.

Almost surely, 2^39799472 is an apocalyptic number.

It is an amenable number.

39799472 is a deficient number, since it is larger than the sum of its proper divisors (37312036).

39799472 is a wasteful number, since it uses less digits than its factorization.

39799472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2487475 (or 2487469 counting only the distinct ones).

The product of its digits is 857304, while the sum is 50.

The square root of 39799472 is about 6308.6822712830. The cubic root of 39799472 is about 341.4227348964.

The spelling of 39799472 in words is "thirty-nine million, seven hundred ninety-nine thousand, four hundred seventy-two".