28559364 has 24 divisors (see below), whose sum is σ = 66725568. Its totient is φ = 9507360.

The previous prime is 28559347. The next prime is 28559383. The reversal of 28559364 is 46395582.

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, 15534 + ... + 17274.

It is an arithmetic number, because the mean of its divisors is an integer number (2780232).

Almost surely, 2^28559364 is an apocalyptic number.

It is an amenable number.

28559364 is an abundant number, since it is smaller than the sum of its proper divisors (38166204).

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

28559364 is a wasteful number, since it uses less digits than its factorization.

28559364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3115 (or 3113 counting only the distinct ones).

The product of its digits is 259200, while the sum is 42.

The square root of 28559364 is about 5344.0961817692. The cubic root of 28559364 is about 305.6676728736.

The spelling of 28559364 in words is "twenty-eight million, five hundred fifty-nine thousand, three hundred sixty-four".