565237968 has 80 divisors (see below), whose sum is σ = 1485696576. Its totient is φ = 185149440.

The previous prime is 565237943. The next prime is 565237987. The reversal of 565237968 is 869732565.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 565237968.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1342398 + ... + 1342818.

Almost surely, 2^565237968 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 565237968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (742848288).

565237968 is an abundant number, since it is smaller than the sum of its proper divisors (920458608).

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

565237968 is a wasteful number, since it uses less digits than its factorization.

565237968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 852 (or 846 counting only the distinct ones).

The product of its digits is 2721600, while the sum is 51.

The square root of 565237968 is about 23774.7338155446. The cubic root of 565237968 is about 826.8189888697.

The spelling of 565237968 in words is "five hundred sixty-five million, two hundred thirty-seven thousand, nine hundred sixty-eight".