242290494 has 32 divisors (see below), whose sum is σ = 570097440. Its totient is φ = 76012416.

The previous prime is 242290481. The next prime is 242290549. The reversal of 242290494 is 494092242.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 131049 + ... + 132884.

It is an arithmetic number, because the mean of its divisors is an integer number (17815545).

Almost surely, 2^242290494 is an apocalyptic number.

242290494 is an abundant number, since it is smaller than the sum of its proper divisors (327806946).

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

242290494 is a wasteful number, since it uses less digits than its factorization.

242290494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 263961 (or 263955 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

The square root of 242290494 is about 15565.6832166147. The cubic root of 242290494 is about 623.4172166051.

The spelling of 242290494 in words is "two hundred forty-two million, two hundred ninety thousand, four hundred ninety-four".