39425904 has 60 divisors (see below), whose sum is σ = 126103536. Its totient is φ = 11264256.

The previous prime is 39425899. The next prime is 39425909. The reversal of 39425904 is 40952493.

39425904 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (39425899) and next prime (39425909).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39425909) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 18549 + ... + 20564.

Almost surely, 2^39425904 is an apocalyptic number.

It is an amenable number.

39425904 is an abundant number, since it is smaller than the sum of its proper divisors (86677632).

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

39425904 is a wasteful number, since it uses less digits than its factorization.

39425904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39134 (or 39125 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The square root of 39425904 is about 6279.0050167204. The cubic root of 39425904 is about 340.3511481706.

The spelling of 39425904 in words is "thirty-nine million, four hundred twenty-five thousand, nine hundred four".