242563560 has 64 divisors (see below), whose sum is σ = 732214080. Its totient is φ = 64281600.

The previous prime is 242563553. The next prime is 242563579. The reversal of 242563560 is 65365242.

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, 13360 + ... + 25760.

It is an arithmetic number, because the mean of its divisors is an integer number (11440845).

Almost surely, 2^242563560 is an apocalyptic number.

242563560 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 242563560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (366107040).

242563560 is an abundant number, since it is smaller than the sum of its proper divisors (489650520).

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

242563560 is a wasteful number, since it uses less digits than its factorization.

242563560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12578 (or 12574 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 33.

The square root of 242563560 is about 15574.4521572991. The cubic root of 242563560 is about 623.6513297015.

The spelling of 242563560 in words is "two hundred forty-two million, five hundred sixty-three thousand, five hundred sixty".