39976706 has 24 divisors (see below), whose sum is σ = 75331200. Its totient is φ = 15574680.

The previous prime is 39976663. The next prime is 39976711. The reversal of 39976706 is 60767993.

39976706 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×39976706² = 3196274045220872, which contains 22 as substring.

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 in 11 ways as a sum of consecutive naturals, for example, 10106 + ... + 13493.

It is an arithmetic number, because the mean of its divisors is an integer number (3138800).

Almost surely, 2^39976706 is an apocalyptic number.

39976706 is a deficient number, since it is larger than the sum of its proper divisors (35354494).

39976706 is a wasteful number, since it uses less digits than its factorization.

39976706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23630 (or 23619 counting only the distinct ones).

The product of its (nonzero) digits is 428652, while the sum is 47.

The square root of 39976706 is about 6322.7134997563. The cubic root of 39976706 is about 341.9287894782.

The spelling of 39976706 in words is "thirty-nine million, nine hundred seventy-six thousand, seven hundred six".