565728090 has 32 divisors (see below), whose sum is σ = 1358501760. Its totient is φ = 150777024.

The previous prime is 565728089. The next prime is 565728103. The reversal of 565728090 is 90827565.

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, 65187 + ... + 73353.

It is an arithmetic number, because the mean of its divisors is an integer number (42453180).

Almost surely, 2^565728090 is an apocalyptic number.

565728090 is an abundant number, since it is smaller than the sum of its proper divisors (792773670).

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

565728090 is a wasteful number, since it uses less digits than its factorization.

565728090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10486.

The product of its (nonzero) digits is 151200, while the sum is 42.

The square root of 565728090 is about 23785.0392053492. The cubic root of 565728090 is about 827.0579001049.

The spelling of 565728090 in words is "five hundred sixty-five million, seven hundred twenty-eight thousand, ninety".