28825304 has 16 divisors (see below), whose sum is σ = 55911600. Its totient is φ = 13915552.

The previous prime is 28825301. The next prime is 28825309. The reversal of 28825304 is 40352882.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28825301) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61892 + ... + 62355.

It is an arithmetic number, because the mean of its divisors is an integer number (3494475).

Almost surely, 2^28825304 is an apocalyptic number.

It is an amenable number.

28825304 is a deficient number, since it is larger than the sum of its proper divisors (27086296).

28825304 is a wasteful number, since it uses less digits than its factorization.

28825304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124282 (or 124278 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 32.

The square root of 28825304 is about 5368.9201893863. The cubic root of 28825304 is about 306.6135184097.

The spelling of 28825304 in words is "twenty-eight million, eight hundred twenty-five thousand, three hundred four".