242450788 has 24 divisors (see below), whose sum is σ = 450790200. Its totient is φ = 113879808.

The previous prime is 242450743. The next prime is 242450809. The reversal of 242450788 is 887054242.

It can be written as a sum of positive squares in 4 ways, for example, as 59876644 + 182574144 = 7738^2 + 13512^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 242450788.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23953 + ... + 32536.

It is an arithmetic number, because the mean of its divisors is an integer number (18782925).

Almost surely, 2^242450788 is an apocalyptic number.

It is an amenable number.

242450788 is a deficient number, since it is larger than the sum of its proper divisors (208339412).

242450788 is a wasteful number, since it uses less digits than its factorization.

242450788 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56559 (or 56557 counting only the distinct ones).

The product of its (nonzero) digits is 143360, while the sum is 40.

The square root of 242450788 is about 15570.8313201319. The cubic root of 242450788 is about 623.5546659516.

The spelling of 242450788 in words is "two hundred forty-two million, four hundred fifty thousand, seven hundred eighty-eight".