39928316 has 12 divisors (see below), whose sum is σ = 69919080. Its totient is φ = 19951440.

The previous prime is 39928313. The next prime is 39928319. The reversal of 39928316 is 61382993.

It is an interprime number because it is at equal distance from previous prime (39928313) and next prime (39928319).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39928313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9506 + ... + 13046.

It is an arithmetic number, because the mean of its divisors is an integer number (5826590).

Almost surely, 2^39928316 is an apocalyptic number.

It is an amenable number.

39928316 is a deficient number, since it is larger than the sum of its proper divisors (29990764).

39928316 is a wasteful number, since it uses less digits than its factorization.

39928316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6364 (or 6362 counting only the distinct ones).

The product of its digits is 69984, while the sum is 41.

The square root of 39928316 is about 6318.8856612539. The cubic root of 39928316 is about 341.7907706475.

The spelling of 39928316 in words is "thirty-nine million, nine hundred twenty-eight thousand, three hundred sixteen".