39312668 has 6 divisors (see below), whose sum is σ = 68797176. Its totient is φ = 19656332.

The previous prime is 39312641. The next prime is 39312683. The reversal of 39312668 is 86621393.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4914080 + ... + 4914087.

It is an arithmetic number, because the mean of its divisors is an integer number (11466196).

Almost surely, 2^39312668 is an apocalyptic number.

It is an amenable number.

39312668 is a deficient number, since it is larger than the sum of its proper divisors (29484508).

39312668 is a wasteful number, since it uses less digits than its factorization.

39312668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9828171 (or 9828169 counting only the distinct ones).

The product of its digits is 46656, while the sum is 38.

The square root of 39312668 is about 6269.9814991753. The cubic root of 39312668 is about 340.0249923958.

The spelling of 39312668 in words is "thirty-nine million, three hundred twelve thousand, six hundred sixty-eight".