566464 has 28 divisors (see below), whose sum is σ = 1152144. Its totient is φ = 276224.

The previous prime is 566453. The next prime is 566521. The reversal of 566464 is 464665.

It is an unprimeable number.

566464 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3309 + ... + 3475.

It is an arithmetic number, because the mean of its divisors is an integer number (41148).

2⁵⁶⁶⁴⁶⁴ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 566464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (576072).

566464 is an abundant number, since it is smaller than the sum of its proper divisors (585680).

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

566464 is a wasteful number, since it uses less digits than its factorization.

566464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232 (or 222 counting only the distinct ones).

The product of its digits is 17280, while the sum is 31.

The square root of 566464 is about 752.6380272083. The cubic root of 566464 is about 82.7416362336.

The spelling of 566464 in words is "five hundred sixty-six thousand, four hundred sixty-four".