564377243 has 16 divisors (see below), whose sum is σ = 606341376. Its totient is φ = 523939680.

The previous prime is 564377221. The next prime is 564377249. The reversal of 564377243 is 342773465.

It is a cyclic number.

It is not a de Polignac number, because 564377243 - 2⁶ = 564377179 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 564377243.

It is not an unprimeable number, because it can be changed into a prime (564377249) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 580748 + ... + 581718.

It is an arithmetic number, because the mean of its divisors is an integer number (37896336).

Almost surely, 2^564377243 is an apocalyptic number.

564377243 is a deficient number, since it is larger than the sum of its proper divisors (41964133).

564377243 is a wasteful number, since it uses less digits than its factorization.

564377243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1714.

The product of its digits is 423360, while the sum is 41.

The square root of 564377243 is about 23756.6252443397. The cubic root of 564377243 is about 826.3990917922.

The spelling of 564377243 in words is "five hundred sixty-four million, three hundred seventy-seven thousand, two hundred forty-three".