566957216 has 96 divisors (see below), whose sum is σ = 1330987392. Its totient is φ = 232657920.

The previous prime is 566957213. The next prime is 566957249. The reversal of 566957216 is 612759665.

It is a happy number.

Its product of digits (680400) is a multiple of the sum of its prime divisors (1134).

It is not an unprimeable number, because it can be changed into a prime (566957213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 554786 + ... + 555806.

It is an arithmetic number, because the mean of its divisors is an integer number (13864452).

Almost surely, 2^566957216 is an apocalyptic number.

566957216 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 566957216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (665493696).

566957216 is an abundant number, since it is smaller than the sum of its proper divisors (764030176).

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

566957216 is a wasteful number, since it uses less digits than its factorization.

566957216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1142 (or 1134 counting only the distinct ones).

The product of its digits is 680400, while the sum is 47.

The square root of 566957216 is about 23810.8634030772. The cubic root of 566957216 is about 827.6564344344.

The spelling of 566957216 in words is "five hundred sixty-six million, nine hundred fifty-seven thousand, two hundred sixteen".