39672772 has 12 divisors (see below), whose sum is σ = 69540156. Its totient is φ = 19804160.

The previous prime is 39672767. The next prime is 39672791. The reversal of 39672772 is 27727693.

It can be written as a sum of positive squares in 2 ways, for example, as 27394756 + 12278016 = 5234^2 + 3504^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5173 + ... + 10300.

It is an arithmetic number, because the mean of its divisors is an integer number (5795013).

Almost surely, 2^39672772 is an apocalyptic number.

It is an amenable number.

39672772 is a deficient number, since it is larger than the sum of its proper divisors (29867384).

39672772 is a wasteful number, since it uses less digits than its factorization.

39672772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16118 (or 16116 counting only the distinct ones).

The product of its digits is 222264, while the sum is 43.

The square root of 39672772 is about 6298.6325500064. The cubic root of 39672772 is about 341.0600479617.

The spelling of 39672772 in words is "thirty-nine million, six hundred seventy-two thousand, seven hundred seventy-two".