242907924 has 24 divisors (see below), whose sum is σ = 647754688. Its totient is φ = 69402240.

The previous prime is 242907911. The next prime is 242907941. The reversal of 242907924 is 429709242.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1445797 + ... + 1445964.

Almost surely, 2^242907924 is an apocalyptic number.

It is an amenable number.

242907924 is an abundant number, since it is smaller than the sum of its proper divisors (404846764).

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

242907924 is a wasteful number, since it uses less digits than its factorization.

242907924 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2891775 (or 2891773 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 39.

The square root of 242907924 is about 15585.5036492248. The cubic root of 242907924 is about 623.9463197576.

The spelling of 242907924 in words is "two hundred forty-two million, nine hundred seven thousand, nine hundred twenty-four".