565582976 has 64 divisors (see below), whose sum is σ = 1305502080. Its totient is φ = 239044608.

The previous prime is 565582961. The next prime is 565583017. The reversal of 565582976 is 679285565.

It is a tau number, because it is divible by the number of its divisors (64).

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 61085 + ... + 69731.

It is an arithmetic number, because the mean of its divisors is an integer number (20398470).

Almost surely, 2^565582976 is an apocalyptic number.

565582976 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 565582976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (652751040).

565582976 is an abundant number, since it is smaller than the sum of its proper divisors (739919104).

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

565582976 is an equidigital number, since it uses as much as digits as its factorization.

565582976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8741 (or 8729 counting only the distinct ones).

The product of its digits is 4536000, while the sum is 53.

The square root of 565582976 is about 23781.9884786786. The cubic root of 565582976 is about 826.9871782949.

The spelling of 565582976 in words is "five hundred sixty-five million, five hundred eighty-two thousand, nine hundred seventy-six".