242404056 has 32 divisors (see below), whose sum is σ = 673345200. Its totient is φ = 80801280.

The previous prime is 242404039. The next prime is 242404079. The reversal of 242404056 is 650404242.

It is a super-2 number, since 2×242404056² = 117519452730502272, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

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, 560905 + ... + 561336.

Almost surely, 2^242404056 is an apocalyptic number.

It is an amenable number.

242404056 is an abundant number, since it is smaller than the sum of its proper divisors (430941144).

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

242404056 is a wasteful number, since it uses less digits than its factorization.

242404056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1122256 (or 1122246 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

The square root of 242404056 is about 15569.3306214493. The cubic root of 242404056 is about 623.5146003239.

Adding to 242404056 its reverse (650404242), we get a palindrome (892808298).

The spelling of 242404056 in words is "two hundred forty-two million, four hundred four thousand, fifty-six".