563892840 has 480 divisors, whose sum is σ = 2312513280. Its totient is φ = 120662784.

The previous prime is 563892809. The next prime is 563892851. The reversal of 563892840 is 48298365.

563892840 is a `hidden beast` number, since 5 + 638 + 9 + 2 + 8 + 4 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 11997697 + ... + 11997743.

It is an arithmetic number, because the mean of its divisors is an integer number (4817736).

Almost surely, 2^563892840 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 563892840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1156256640).

563892840 is an abundant number, since it is smaller than the sum of its proper divisors (1748620440).

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

563892840 is a wasteful number, since it uses less digits than its factorization.

563892840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123 (or 87 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 45.

The square root of 563892840 is about 23746.4279419032. The cubic root of 563892840 is about 826.1625923070.

The spelling of 563892840 in words is "five hundred sixty-three million, eight hundred ninety-two thousand, eight hundred forty".