242312856 has 64 divisors (see below), whose sum is σ = 619557120. Its totient is φ = 78956160.

The previous prime is 242312839. The next prime is 242312857. The reversal of 242312856 is 658213242.

242312856 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242312857) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 204586 + ... + 205766.

It is an arithmetic number, because the mean of its divisors is an integer number (9680580).

Almost surely, 2^242312856 is an apocalyptic number.

It is an amenable number.

242312856 is an abundant number, since it is smaller than the sum of its proper divisors (377244264).

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

242312856 is a wasteful number, since it uses less digits than its factorization.

242312856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1376 (or 1372 counting only the distinct ones).

The product of its digits is 23040, while the sum is 33.

The square root of 242312856 is about 15566.4015109466. The cubic root of 242312856 is about 623.4363952732.

The spelling of 242312856 in words is "two hundred forty-two million, three hundred twelve thousand, eight hundred fifty-six".