568440967 has 2 divisors, whose sum is σ = 568440968. Its totient is φ = 568440966.

The previous prime is 568440949. The next prime is 568440973. The reversal of 568440967 is 769044865.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 568440967 - 2²⁷ = 434223239 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 568440967.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (568440947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 284220483 + 284220484.

It is an arithmetic number, because the mean of its divisors is an integer number (284220484).

Almost surely, 2^568440967 is an apocalyptic number.

568440967 is a deficient number, since it is larger than the sum of its proper divisors (1).

568440967 is an equidigital number, since it uses as much as digits as its factorization.

568440967 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1451520, while the sum is 49.

The square root of 568440967 is about 23842.0000629142. Note that the first 4 decimals coincide. The cubic root of 568440967 is about 828.3778094685.

The spelling of 568440967 in words is "five hundred sixty-eight million, four hundred forty thousand, nine hundred sixty-seven".