242343522 has 16 divisors (see below), whose sum is σ = 538541280. Its totient is φ = 80781156.

The previous prime is 242343469. The next prime is 242343527. The reversal of 242343522 is 225343242.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (242343527) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2243868 + ... + 2243975.

It is an arithmetic number, because the mean of its divisors is an integer number (33658830).

Almost surely, 2^242343522 is an apocalyptic number.

242343522 is an abundant number, since it is smaller than the sum of its proper divisors (296197758).

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

242343522 is a wasteful number, since it uses less digits than its factorization.

242343522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4487854 (or 4487848 counting only the distinct ones).

The product of its digits is 11520, while the sum is 27.

The square root of 242343522 is about 15567.3864858556. The cubic root of 242343522 is about 623.4626939109.

Adding to 242343522 its reverse (225343242), we get a palindrome (467686764).

The spelling of 242343522 in words is "two hundred forty-two million, three hundred forty-three thousand, five hundred twenty-two".