39245944 has 16 divisors (see below), whose sum is σ = 77459400. Its totient is φ = 18590112.

The previous prime is 39245939. The next prime is 39245977. The reversal of 39245944 is 44954293.

39245944 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×39245944² = 3080488240902272, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 39245897 and 39245906.

It is a congruent number.

It is an unprimeable number.

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, 128947 + ... + 129250.

Almost surely, 2^39245944 is an apocalyptic number.

It is an amenable number.

39245944 is a deficient number, since it is larger than the sum of its proper divisors (38213456).

39245944 is a wasteful number, since it uses less digits than its factorization.

39245944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 258222 (or 258218 counting only the distinct ones).

The product of its digits is 155520, while the sum is 40.

The square root of 39245944 is about 6264.6583306674. The cubic root of 39245944 is about 339.8325126634.

The spelling of 39245944 in words is "thirty-nine million, two hundred forty-five thousand, nine hundred forty-four".