242334978 has 32 divisors (see below), whose sum is σ = 499867200. Its totient is φ = 78264000.

The previous prime is 242334973. The next prime is 242335031. The reversal of 242334978 is 879433242.

242334978 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (242334973) 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, 53548 + ... + 57896.

It is an arithmetic number, because the mean of its divisors is an integer number (15620850).

Almost surely, 2^242334978 is an apocalyptic number.

242334978 is an abundant number, since it is smaller than the sum of its proper divisors (257532222).

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

242334978 is a wasteful number, since it uses less digits than its factorization.

242334978 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4642.

The product of its digits is 290304, while the sum is 42.

The square root of 242334978 is about 15567.1120635781. The cubic root of 242334978 is about 623.4553669454.

It can be divided in two parts, 2423 and 34978, that added together give a triangular number (37401 = T₂₇₃).

The spelling of 242334978 in words is "two hundred forty-two million, three hundred thirty-four thousand, nine hundred seventy-eight".