566428 has 24 divisors (see below), whose sum is σ = 1083600. Its totient is φ = 258048.

The previous prime is 566417. The next prime is 566429. The reversal of 566428 is 824665.

It is a self number, because there is not a number n which added to its sum of digits gives 566428.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (566429) 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, 2076 + ... + 2332.

It is an arithmetic number, because the mean of its divisors is an integer number (45150).

2⁵⁶⁶⁴²⁸ is an apocalyptic number.

566428 is a gapful number since it is divisible by the number (58) formed by its first and last digit.

It is an amenable number.

566428 is a deficient number, since it is larger than the sum of its proper divisors (517172).

566428 is a wasteful number, since it uses less digits than its factorization.

566428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 309 (or 307 counting only the distinct ones).

The product of its digits is 11520, while the sum is 31.

The square root of 566428 is about 752.6141109493. The cubic root of 566428 is about 82.7398833937.

The spelling of 566428 in words is "five hundred sixty-six thousand, four hundred twenty-eight".