39916272 has 80 divisors (see below), whose sum is σ = 119135232. Its totient is φ = 11381760.

The previous prime is 39916259. The next prime is 39916297. The reversal of 39916272 is 27261993.

It is a self number, because there is not a number n which added to its sum of digits gives 39916272.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6753 + ... + 11199.

Almost surely, 2^39916272 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 39916272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59567616).

39916272 is an abundant number, since it is smaller than the sum of its proper divisors (79218960).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

39916272 is a wasteful number, since it uses less digits than its factorization.

39916272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4486 (or 4480 counting only the distinct ones).

The product of its digits is 40824, while the sum is 39.

The square root of 39916272 is about 6317.9325732394. The cubic root of 39916272 is about 341.7564012039.

The spelling of 39916272 in words is "thirty-nine million, nine hundred sixteen thousand, two hundred seventy-two".