28365606 has 32 divisors (see below), whose sum is σ = 64742880. Its totient is φ = 9199008.

The previous prime is 28365587. The next prime is 28365611. The reversal of 28365606 is 60656382.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5101 + ... + 9096.

It is an arithmetic number, because the mean of its divisors is an integer number (2023215).

Almost surely, 2^28365606 is an apocalyptic number.

28365606 is an abundant number, since it is smaller than the sum of its proper divisors (36377274).

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

28365606 is a wasteful number, since it uses less digits than its factorization.

28365606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14245 (or 14239 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The square root of 28365606 is about 5325.9371006425. The cubic root of 28365606 is about 304.9748469806.

The spelling of 28365606 in words is "twenty-eight million, three hundred sixty-five thousand, six hundred six".