563260240 has 40 divisors (see below), whose sum is σ = 1319915520. Its totient is φ = 223526016.

The previous prime is 563260237. The next prime is 563260241. The reversal of 563260240 is 42062365.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (40).

It is a junction number, because it is equal to n+sod(n) for n = 563260199 and 563260208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (563260241) 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, 17560 + ... + 37879.

It is an arithmetic number, because the mean of its divisors is an integer number (32997888).

Almost surely, 2^563260240 is an apocalyptic number.

It is an amenable number.

563260240 is an abundant number, since it is smaller than the sum of its proper divisors (756655280).

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

563260240 is a wasteful number, since it uses less digits than its factorization.

563260240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55579 (or 55573 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 28.

The square root of 563260240 is about 23733.1043060110. The cubic root of 563260240 is about 825.8535347596.

The spelling of 563260240 in words is "five hundred sixty-three million, two hundred sixty thousand, two hundred forty".