242336990 has 64 divisors (see below), whose sum is σ = 510672384. Its totient is φ = 81088128.

The previous prime is 242336977. The next prime is 242337049. The reversal of 242336990 is 99633242.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 764312 + ... + 764628.

It is an arithmetic number, because the mean of its divisors is an integer number (7979256).

Almost surely, 2^242336990 is an apocalyptic number.

242336990 is an abundant number, since it is smaller than the sum of its proper divisors (268335394).

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

242336990 is a wasteful number, since it uses less digits than its factorization.

242336990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 561.

The product of its (nonzero) digits is 69984, while the sum is 38.

The square root of 242336990 is about 15567.1766868627. The cubic root of 242336990 is about 623.4570923653.

The spelling of 242336990 in words is "two hundred forty-two million, three hundred thirty-six thousand, nine hundred ninety".