39916304 has 10 divisors (see below), whose sum is σ = 77337870. Its totient is φ = 19958144.

The previous prime is 39916297. The next prime is 39916309. The reversal of 39916304 is 40361993.

It can be written as a sum of positive squares in only one way, i.e., 20976400 + 18939904 = 4580^2 + 4352^2 .

It is a super-2 number, since 2×39916304² = 3186622650040832, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (39916309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1247369 + ... + 1247400.

It is an arithmetic number, because the mean of its divisors is an integer number (7733787).

Almost surely, 2^39916304 is an apocalyptic number.

It is an amenable number.

39916304 is a deficient number, since it is larger than the sum of its proper divisors (37421566).

39916304 is a wasteful number, since it uses less digits than its factorization.

39916304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2494777 (or 2494771 counting only the distinct ones).

The product of its (nonzero) digits is 17496, while the sum is 35.

The square root of 39916304 is about 6317.9351057129. The cubic root of 39916304 is about 341.7564925301.

The spelling of 39916304 in words is "thirty-nine million, nine hundred sixteen thousand, three hundred four".