564277009 has 8 divisors (see below), whose sum is σ = 590150592. Its totient is φ = 538515120.

The previous prime is 564276989. The next prime is 564277069. The reversal of 564277009 is 900772465.

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

It is a cyclic number.

It is not a de Polignac number, because 564277009 - 2²³ = 555888401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (564277069) 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, 17502 + ... + 37879.

It is an arithmetic number, because the mean of its divisors is an integer number (73768824).

Almost surely, 2^564277009 is an apocalyptic number.

It is an amenable number.

564277009 is a deficient number, since it is larger than the sum of its proper divisors (25873583).

564277009 is a wasteful number, since it uses less digits than its factorization.

564277009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55847.

The product of its (nonzero) digits is 105840, while the sum is 40.

The square root of 564277009 is about 23754.5155496802. The cubic root of 564277009 is about 826.3501657757.

It can be divided in two parts, 56427 and 7009, that added together give a palindrome (63436).

The spelling of 564277009 in words is "five hundred sixty-four million, two hundred seventy-seven thousand, nine".