28504596 has 12 divisors (see below), whose sum is σ = 66510752. Its totient is φ = 9501528.

The previous prime is 28504577. The next prime is 28504601. The reversal of 28504596 is 69540582.

It is a tau number, because it is divible by the number of its divisors (12).

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, 1187680 + ... + 1187703.

Almost surely, 2^28504596 is an apocalyptic number.

It is an amenable number.

28504596 is an abundant number, since it is smaller than the sum of its proper divisors (38006156).

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

28504596 is a wasteful number, since it uses less digits than its factorization.

28504596 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2375390 (or 2375388 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 39.

The square root of 28504596 is about 5338.9695635019. The cubic root of 28504596 is about 305.4721559175.

The spelling of 28504596 in words is "twenty-eight million, five hundred four thousand, five hundred ninety-six".