39939112 has 8 divisors (see below), whose sum is σ = 74885850. Its totient is φ = 19969552.

The previous prime is 39939089. The next prime is 39939139. The reversal of 39939112 is 21193993.

It can be written as a sum of positive squares in only one way, i.e., 37136836 + 2802276 = 6094^2 + 1674^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2496187 + ... + 2496202.

Almost surely, 2^39939112 is an apocalyptic number.

It is an amenable number.

39939112 is a deficient number, since it is larger than the sum of its proper divisors (34946738).

39939112 is a wasteful number, since it uses less digits than its factorization.

39939112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4992395 (or 4992391 counting only the distinct ones).

The product of its digits is 13122, while the sum is 37.

The square root of 39939112 is about 6319.7398680642. The cubic root of 39939112 is about 341.8215728534.

The spelling of 39939112 in words is "thirty-nine million, nine hundred thirty-nine thousand, one hundred twelve".