564730 has 8 divisors (see below), whose sum is σ = 1016532. Its totient is φ = 225888.

The previous prime is 564713. The next prime is 564761. The reversal of 564730 is 37465.

It can be written as a sum of positive squares in 2 ways, for example, as 564001 + 729 = 751^2 + 27^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 564695 and 564704.

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, 28227 + ... + 28246.

2⁵⁶⁴⁷³⁰ is an apocalyptic number.

564730 is a deficient number, since it is larger than the sum of its proper divisors (451802).

564730 is a wasteful number, since it uses less digits than its factorization.

564730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56480.

The product of its (nonzero) digits is 2520, while the sum is 25.

The square root of 564730 is about 751.4851961283. The cubic root of 564730 is about 82.6571232769.

The spelling of 564730 in words is "five hundred sixty-four thousand, seven hundred thirty".