563905240 has 32 divisors (see below), whose sum is σ = 1269509760. Its totient is φ = 225433600.

The previous prime is 563905231. The next prime is 563905241. The reversal of 563905240 is 42509365.

It is a junction number, because it is equal to n+sod(n) for n = 563905196 and 563905205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (563905241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 100920 + ... + 106360.

It is an arithmetic number, because the mean of its divisors is an integer number (39672180).

Almost surely, 2^563905240 is an apocalyptic number.

It is an amenable number.

563905240 is an abundant number, since it is smaller than the sum of its proper divisors (705604520).

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

563905240 is a wasteful number, since it uses less digits than its factorization.

563905240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8043 (or 8039 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 34.

The square root of 563905240 is about 23746.6890323683. The cubic root of 563905240 is about 826.1686480327.

The spelling of 563905240 in words is "five hundred sixty-three million, nine hundred five thousand, two hundred forty".