39696628 has 6 divisors (see below), whose sum is σ = 69469106. Its totient is φ = 19848312.

The previous prime is 39696619. The next prime is 39696641. The reversal of 39696628 is 82669693.

It can be written as a sum of positive squares in only one way, i.e., 38415204 + 1281424 = 6198^2 + 1132^2 .

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, 4962075 + ... + 4962082.

Almost surely, 2^39696628 is an apocalyptic number.

It is an amenable number.

39696628 is a deficient number, since it is larger than the sum of its proper divisors (29772478).

39696628 is a wasteful number, since it uses less digits than its factorization.

39696628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9924161 (or 9924159 counting only the distinct ones).

The product of its digits is 839808, while the sum is 49.

The square root of 39696628 is about 6300.5260097868. The cubic root of 39696628 is about 341.1283962502.

The spelling of 39696628 in words is "thirty-nine million, six hundred ninety-six thousand, six hundred twenty-eight".