564772965 has 16 divisors (see below), whose sum is σ = 924652608. Its totient is φ = 294206976.

The previous prime is 564772961. The next prime is 564772969. The reversal of 564772965 is 569277465.

It is an interprime number because it is at equal distance from previous prime (564772961) and next prime (564772969).

It is not a de Polignac number, because 564772965 - 2² = 564772961 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (564772961) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 437164 + ... + 438453.

It is an arithmetic number, because the mean of its divisors is an integer number (57790788).

Almost surely, 2^564772965 is an apocalyptic number.

It is an amenable number.

564772965 is a deficient number, since it is larger than the sum of its proper divisors (359879643).

564772965 is a wasteful number, since it uses less digits than its factorization.

564772965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 875668.

The product of its digits is 3175200, while the sum is 51.

The square root of 564772965 is about 23764.9524510360. The cubic root of 564772965 is about 826.5921942501.

The spelling of 564772965 in words is "five hundred sixty-four million, seven hundred seventy-two thousand, nine hundred sixty-five".