242557366 has 16 divisors (see below), whose sum is σ = 367087104. Its totient is φ = 120199464.

The previous prime is 242557349. The next prime is 242557391. The reversal of 242557366 is 663755242.

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, 150135 + ... + 151741.

It is an arithmetic number, because the mean of its divisors is an integer number (22942944).

Almost surely, 2^242557366 is an apocalyptic number.

242557366 is a deficient number, since it is larger than the sum of its proper divisors (124529738).

242557366 is a wasteful number, since it uses less digits than its factorization.

242557366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2235.

The product of its digits is 302400, while the sum is 40.

The square root of 242557366 is about 15574.2533047334. The cubic root of 242557366 is about 623.6460212245.

The spelling of 242557366 in words is "two hundred forty-two million, five hundred fifty-seven thousand, three hundred sixty-six".