25039328 has 24 divisors (see below), whose sum is σ = 49592088. Its totient is φ = 12444544.

The previous prime is 25039319. The next prime is 25039361. The reversal of 25039328 is 82393052.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a junction number, because it is equal to n+sod(n) for n = 25039294 and 25039303.

It is a congruent number.

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, 3275 + ... + 7797.

It is an arithmetic number, because the mean of its divisors is an integer number (2066337).

Almost surely, 2^25039328 is an apocalyptic number.

It is an amenable number.

25039328 is a deficient number, since it is larger than the sum of its proper divisors (24552760).

25039328 is a wasteful number, since it uses less digits than its factorization.

25039328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4706 (or 4698 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 25039328 is about 5003.9312545238. The cubic root of 25039328 is about 292.5550211833. Note that the first 3 decimals are identical.

The spelling of 25039328 in words is "twenty-five million, thirty-nine thousand, three hundred twenty-eight".