242142234 has 32 divisors (see below), whose sum is σ = 494968320. Its totient is φ = 78951600.

The previous prime is 242142227. The next prime is 242142247. The reversal of 242142234 is 432241242.

It is a super-2 number, since 2×242142234² = 117265722973021512, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53637 + ... + 57975.

It is an arithmetic number, because the mean of its divisors is an integer number (15467760).

Almost surely, 2^242142234 is an apocalyptic number.

242142234 is an abundant number, since it is smaller than the sum of its proper divisors (252826086).

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

242142234 is a wasteful number, since it uses less digits than its factorization.

242142234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4546.

The product of its digits is 3072, while the sum is 24.

The square root of 242142234 is about 15560.9200884781. The cubic root of 242142234 is about 623.2900322296.

Adding to 242142234 its reverse (432241242), we get a palindrome (674383476).

The spelling of 242142234 in words is "two hundred forty-two million, one hundred forty-two thousand, two hundred thirty-four".