566442 has 12 divisors (see below), whose sum is σ = 1227330. Its totient is φ = 188808.

The previous prime is 566441. The next prime is 566443. The reversal of 566442 is 244665.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (566441) and next prime (566443).

It can be written as a sum of positive squares in only one way, i.e., 488601 + 77841 = 699^2 + 279^2 .

It is not an unprimeable number, because it can be changed into a prime (566441) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 15717 + ... + 15752.

2⁵⁶⁶⁴⁴² is an apocalyptic number.

566442 is an abundant number, since it is smaller than the sum of its proper divisors (660888).

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

566442 is a wasteful number, since it uses less digits than its factorization.

566442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31477 (or 31474 counting only the distinct ones).

The product of its digits is 5760, while the sum is 27.

The square root of 566442 is about 752.6234118070. The cubic root of 566442 is about 82.7405650625.

The spelling of 566442 in words is "five hundred sixty-six thousand, four hundred forty-two".