39966796 has 12 divisors (see below), whose sum is σ = 74056248. Its totient is φ = 18807872.

The previous prime is 39966767. The next prime is 39966799. The reversal of 39966796 is 69766993.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (39966799) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 293806 + ... + 293941.

It is an arithmetic number, because the mean of its divisors is an integer number (6171354).

Almost surely, 2^39966796 is an apocalyptic number.

It is an amenable number.

39966796 is a deficient number, since it is larger than the sum of its proper divisors (34089452).

39966796 is a wasteful number, since it uses less digits than its factorization.

39966796 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 587768 (or 587766 counting only the distinct ones).

The product of its digits is 3306744, while the sum is 55.

The square root of 39966796 is about 6321.9297686703. The cubic root of 39966796 is about 341.9005330702.

The spelling of 39966796 in words is "thirty-nine million, nine hundred sixty-six thousand, seven hundred ninety-six".