242455404 has 24 divisors (see below), whose sum is σ = 566053488. Its totient is φ = 80772160.

The previous prime is 242455363. The next prime is 242455417. The reversal of 242455404 is 404554242.

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, 20974 + ... + 30410.

It is an arithmetic number, because the mean of its divisors is an integer number (23585562).

Almost surely, 2^242455404 is an apocalyptic number.

It is an amenable number.

242455404 is an abundant number, since it is smaller than the sum of its proper divisors (323598084).

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

242455404 is a wasteful number, since it uses less digits than its factorization.

242455404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11585 (or 11583 counting only the distinct ones).

The product of its (nonzero) digits is 25600, while the sum is 30.

The square root of 242455404 is about 15570.9795452952. The cubic root of 242455404 is about 623.5586231947.

The spelling of 242455404 in words is "two hundred forty-two million, four hundred fifty-five thousand, four hundred four".