564255340 has 48 divisors (see below), whose sum is σ = 1295481600. Its totient is φ = 204735680.

The previous prime is 564255317. The next prime is 564255353. The reversal of 564255340 is 43552465.

It is a junction number, because it is equal to n+sod(n) for n = 564255296 and 564255305.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 108111 + ... + 113209.

It is an arithmetic number, because the mean of its divisors is an integer number (26989200).

Almost surely, 2^564255340 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 564255340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (647740800).

564255340 is an abundant number, since it is smaller than the sum of its proper divisors (731226260).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

564255340 is a wasteful number, since it uses less digits than its factorization.

564255340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5622 (or 5620 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 34.

The square root of 564255340 is about 23754.0594425458. The cubic root of 564255340 is about 826.3395879858.

The spelling of 564255340 in words is "five hundred sixty-four million, two hundred fifty-five thousand, three hundred forty".