564622669 has 8 divisors (see below), whose sum is σ = 608791680. Its totient is φ = 520558896.

The previous prime is 564622631. The next prime is 564622679. The reversal of 564622669 is 966226465.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 564622669 - 2¹¹ = 564620621 is a prime.

It is a super-2 number, since 2×564622669² = 637597516697367122, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (564622679) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14977 + ... + 36790.

It is an arithmetic number, because the mean of its divisors is an integer number (76098960).

Almost surely, 2^564622669 is an apocalyptic number.

It is an amenable number.

564622669 is a deficient number, since it is larger than the sum of its proper divisors (44169011).

564622669 is a wasteful number, since it uses less digits than its factorization.

564622669 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52619.

The product of its digits is 933120, while the sum is 46.

The square root of 564622669 is about 23761.7901051247. The cubic root of 564622669 is about 826.5188641806.

The spelling of 564622669 in words is "five hundred sixty-four million, six hundred twenty-two thousand, six hundred sixty-nine".