564977 has 8 divisors (see below), whose sum is σ = 661056. Its totient is φ = 472752.

The previous prime is 564973. The next prime is 564979. The reversal of 564977 is 779465.

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

It is not a de Polignac number, because 564977 - 2² = 564973 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 564977.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 564977.

It is not an unprimeable number, because it can be changed into a prime (564973) by changing a digit.

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, 638 + ... + 1239.

It is an arithmetic number, because the mean of its divisors is an integer number (82632).

2⁵⁶⁴⁹⁷⁷ is an apocalyptic number.

It is an amenable number.

564977 is a deficient number, since it is larger than the sum of its proper divisors (96079).

564977 is a wasteful number, since it uses less digits than its factorization.

564977 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1927.

The product of its digits is 52920, while the sum is 38.

The square root of 564977 is about 751.6495193905. The cubic root of 564977 is about 82.6691722995.

The spelling of 564977 in words is "five hundred sixty-four thousand, nine hundred seventy-seven".