242502563 has 8 divisors (see below), whose sum is σ = 249618432. Its totient is φ = 235468296.

The previous prime is 242502539. The next prime is 242502583. The reversal of 242502563 is 365205242.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 242502563 - 2¹⁸ = 242240419 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (242502583) 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, 14345 + ... + 26282.

It is an arithmetic number, because the mean of its divisors is an integer number (31202304).

Almost surely, 2^242502563 is an apocalyptic number.

242502563 is a deficient number, since it is larger than the sum of its proper divisors (7115869).

242502563 is a wasteful number, since it uses less digits than its factorization.

242502563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40801.

The product of its (nonzero) digits is 14400, while the sum is 29.

The square root of 242502563 is about 15572.4937951505. The cubic root of 242502563 is about 623.5990491785.

The spelling of 242502563 in words is "two hundred forty-two million, five hundred two thousand, five hundred sixty-three".