566221432 has 32 divisors (see below), whose sum is σ = 1277193600. Its totient is φ = 229893984.

The previous prime is 566221421. The next prime is 566221457. The reversal of 566221432 is 234122665.

It is a super-2 number, since 2×566221432² = 641213420112261248, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 566221394 and 566221403.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 265018 + ... + 267145.

It is an arithmetic number, because the mean of its divisors is an integer number (39912300).

Almost surely, 2^566221432 is an apocalyptic number.

It is an amenable number.

566221432 is an abundant number, since it is smaller than the sum of its proper divisors (710972168).

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

566221432 is a wasteful number, since it uses less digits than its factorization.

566221432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 532195 (or 532191 counting only the distinct ones).

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

The square root of 566221432 is about 23795.4077922611. The cubic root of 566221432 is about 827.2982416271.

The spelling of 566221432 in words is "five hundred sixty-six million, two hundred twenty-one thousand, four hundred thirty-two".