564445147 has 8 divisors (see below), whose sum is σ = 645798656. Its totient is φ = 483271272.

The previous prime is 564445129. The next prime is 564445157. The reversal of 564445147 is 741544465.

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 564445147 - 2⁷ = 564445019 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (564445157) 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, 38103 + ... + 50800.

It is an arithmetic number, because the mean of its divisors is an integer number (80724832).

Almost surely, 2^564445147 is an apocalyptic number.

564445147 is a deficient number, since it is larger than the sum of its proper divisors (81353509).

564445147 is an equidigital number, since it uses as much as digits as its factorization.

564445147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89817.

The product of its digits is 268800, while the sum is 40.

The square root of 564445147 is about 23758.0543605742. The cubic root of 564445147 is about 826.4322336633.

The spelling of 564445147 in words is "five hundred sixty-four million, four hundred forty-five thousand, one hundred forty-seven".