563908940 has 96 divisors (see below), whose sum is σ = 1432166400. Its totient is φ = 182324736.

The previous prime is 563908937. The next prime is 563908967. The reversal of 563908940 is 49809365.

It is a super-2 number, since 2×563908940² = 635986585223847200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 563908891 and 563908900.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 233861 + ... + 236259.

It is an arithmetic number, because the mean of its divisors is an integer number (14918400).

Almost surely, 2^563908940 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 563908940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (716083200).

563908940 is an abundant number, since it is smaller than the sum of its proper divisors (868257460).

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

563908940 is a wasteful number, since it uses less digits than its factorization.

563908940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2511 (or 2509 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 44.

The square root of 563908940 is about 23746.7669378381. The cubic root of 563908940 is about 826.1704549659.

The spelling of 563908940 in words is "five hundred sixty-three million, nine hundred eight thousand, nine hundred forty".