564926401 has 8 divisors (see below), whose sum is σ = 608696424. Its totient is φ = 521201280.

The previous prime is 564926377. The next prime is 564926407. The reversal of 564926401 is 104629465.

It can be written as a sum of positive squares in 4 ways, for example, as 116122176 + 448804225 = 10776^2 + 21185^2 .

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 564926401 - 2¹³ = 564918209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (564926407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17685 + ... + 37981.

It is an arithmetic number, because the mean of its divisors is an integer number (76087053).

Almost surely, 2^564926401 is an apocalyptic number.

It is an amenable number.

564926401 is a deficient number, since it is larger than the sum of its proper divisors (43770023).

564926401 is a wasteful number, since it uses less digits than its factorization.

564926401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22451.

The product of its (nonzero) digits is 51840, while the sum is 37.

The square root of 564926401 is about 23768.1804309880. The cubic root of 564926401 is about 826.6670429203.

The spelling of 564926401 in words is "five hundred sixty-four million, nine hundred twenty-six thousand, four hundred one".