39444772 has 12 divisors (see below), whose sum is σ = 71255296. Its totient is φ = 19086120.

The previous prime is 39444767. The next prime is 39444781. The reversal of 39444772 is 27744493.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 158928 + ... + 159175.

Almost surely, 2^39444772 is an apocalyptic number.

It is an amenable number.

39444772 is a deficient number, since it is larger than the sum of its proper divisors (31810524).

39444772 is a wasteful number, since it uses less digits than its factorization.

39444772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 318138 (or 318136 counting only the distinct ones).

The product of its digits is 169344, while the sum is 40.

The square root of 39444772 is about 6280.5073043505. The cubic root of 39444772 is about 340.4054333035.

The spelling of 39444772 in words is "thirty-nine million, four hundred forty-four thousand, seven hundred seventy-two".