563267240 has 64 divisors (see below), whose sum is σ = 1330473600. Its totient is φ = 214204672.

The previous prime is 563267207. The next prime is 563267251. The reversal of 563267240 is 42762365.

It is a self number, because there is not a number n which added to its sum of digits gives 563267240.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 157391 + ... + 160929.

It is an arithmetic number, because the mean of its divisors is an integer number (20788650).

Almost surely, 2^563267240 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 563267240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (665236800).

563267240 is an abundant number, since it is smaller than the sum of its proper divisors (767206360).

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

563267240 is a wasteful number, since it uses less digits than its factorization.

563267240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3746 (or 3742 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 35.

The square root of 563267240 is about 23733.2517788861. The cubic root of 563267240 is about 825.8569558844.

The spelling of 563267240 in words is "five hundred sixty-three million, two hundred sixty-seven thousand, two hundred forty".