242022563 has 16 divisors (see below), whose sum is σ = 250986912. Its totient is φ = 233280000.

The previous prime is 242022553. The next prime is 242022593. The reversal of 242022563 is 365220242.

It is a cyclic number.

It is not a de Polignac number, because 242022563 - 2¹⁴ = 242006179 is a prime.

It is a Smith number, since the sum of its digits (26) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (242022553) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1004123 + ... + 1004363.

It is an arithmetic number, because the mean of its divisors is an integer number (15686682).

Almost surely, 2^242022563 is an apocalyptic number.

242022563 is a deficient number, since it is larger than the sum of its proper divisors (8964349).

242022563 is a wasteful number, since it uses less digits than its factorization.

242022563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 566.

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 242022563 is about 15557.0743714877. The cubic root of 242022563 is about 623.1873349685.

The spelling of 242022563 in words is "two hundred forty-two million, twenty-two thousand, five hundred sixty-three".