242855164 has 24 divisors (see below), whose sum is σ = 445233600. Its totient is φ = 115752000.

The previous prime is 242855089. The next prime is 242855189. The reversal of 242855164 is 461558242.

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, 4087 + ... + 22414.

It is an arithmetic number, because the mean of its divisors is an integer number (18551400).

Almost surely, 2^242855164 is an apocalyptic number.

It is an amenable number.

242855164 is a deficient number, since it is larger than the sum of its proper divisors (202378436).

242855164 is a wasteful number, since it uses less digits than its factorization.

242855164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26613 (or 26611 counting only the distinct ones).

The product of its digits is 76800, while the sum is 37.

The square root of 242855164 is about 15583.8109588124. The cubic root of 242855164 is about 623.9011424315.

The spelling of 242855164 in words is "two hundred forty-two million, eight hundred fifty-five thousand, one hundred sixty-four".