39225424 has 40 divisors (see below), whose sum is σ = 91432640. Its totient is φ = 15925248.

The previous prime is 39225413. The next prime is 39225457. The reversal of 39225424 is 42452293.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7089 + ... + 11344.

It is an arithmetic number, because the mean of its divisors is an integer number (2285816).

Almost surely, 2^39225424 is an apocalyptic number.

It is an amenable number.

39225424 is an abundant number, since it is smaller than the sum of its proper divisors (52207216).

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

39225424 is a wasteful number, since it uses less digits than its factorization.

39225424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18467 (or 18461 counting only the distinct ones).

The product of its digits is 17280, while the sum is 31.

The square root of 39225424 is about 6263.0203576230. The cubic root of 39225424 is about 339.7732744495.

The spelling of 39225424 in words is "thirty-nine million, two hundred twenty-five thousand, four hundred twenty-four".