242568458 has 12 divisors (see below), whose sum is σ = 399937650. Its totient is φ = 110258280.

The previous prime is 242568407. The next prime is 242568467. The reversal of 242568458 is 854865242.

242568458 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 167624809 + 74943649 = 12947^2 + 8657^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 500933 + ... + 501416.

Almost surely, 2^242568458 is an apocalyptic number.

242568458 is a deficient number, since it is larger than the sum of its proper divisors (157369192).

242568458 is a wasteful number, since it uses less digits than its factorization.

242568458 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1002373 (or 1002362 counting only the distinct ones).

The product of its digits is 614400, while the sum is 44.

The square root of 242568458 is about 15574.6094012017. The cubic root of 242568458 is about 623.6555273966.

The spelling of 242568458 in words is "two hundred forty-two million, five hundred sixty-eight thousand, four hundred fifty-eight".