928564 has 24 divisors (see below), whose sum is σ = 2000768. Its totient is φ = 367200.

The previous prime is 928561. The next prime is 928597. The reversal of 928564 is 465829.

It is a happy number.

928564 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×928564² = 1724462204192, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (928561) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 912 + ... + 1639.

2⁹²⁸⁵⁶⁴ is an apocalyptic number.

It is an amenable number.

928564 is an abundant number, since it is smaller than the sum of its proper divisors (1072204).

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

928564 is a wasteful number, since it uses less digits than its factorization.

928564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2575 (or 2573 counting only the distinct ones).

The product of its digits is 17280, while the sum is 34.

The square root of 928564 is about 963.6202571553. The cubic root of 928564 is about 97.5597354741.

The spelling of 928564 in words is "nine hundred twenty-eight thousand, five hundred sixty-four".