39974312 has 16 divisors (see below), whose sum is σ = 85659360. Its totient is φ = 17131824.

The previous prime is 39974287. The next prime is 39974317. The reversal of 39974312 is 21347993.

39974312 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (39974317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 356858 + ... + 356969.

It is an arithmetic number, because the mean of its divisors is an integer number (5353710).

Almost surely, 2^39974312 is an apocalyptic number.

It is an amenable number.

39974312 is an abundant number, since it is smaller than the sum of its proper divisors (45685048).

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

39974312 is a wasteful number, since it uses less digits than its factorization.

39974312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 713840 (or 713836 counting only the distinct ones).

The product of its digits is 40824, while the sum is 38.

The square root of 39974312 is about 6322.5241794714. The cubic root of 39974312 is about 341.9219638878.

The spelling of 39974312 in words is "thirty-nine million, nine hundred seventy-four thousand, three hundred twelve".