563564240 has 20 divisors (see below), whose sum is σ = 1310287044. Its totient is φ = 225425664.

The previous prime is 563564237. The next prime is 563564341. The reversal of 563564240 is 42465365.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 432140944 + 131423296 = 20788^2 + 11464^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 563564240.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3522197 + ... + 3522356.

Almost surely, 2^563564240 is an apocalyptic number.

It is an amenable number.

563564240 is an abundant number, since it is smaller than the sum of its proper divisors (746722804).

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

563564240 is a wasteful number, since it uses less digits than its factorization.

563564240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7044566 (or 7044560 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 35.

The square root of 563564240 is about 23739.5079982716. The cubic root of 563564240 is about 826.0020832182.

The spelling of 563564240 in words is "five hundred sixty-three million, five hundred sixty-four thousand, two hundred forty".