234320442 has 16 divisors (see below), whose sum is σ = 468956640. Its totient is φ = 78054192.

The previous prime is 234320423. The next prime is 234320467. The reversal of 234320442 is 244023432.

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, 2893 + ... + 21840.

It is an arithmetic number, because the mean of its divisors is an integer number (29309790).

Almost surely, 2^234320442 is an apocalyptic number.

234320442 is an abundant number, since it is smaller than the sum of its proper divisors (234636198).

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

234320442 is a wasteful number, since it uses less digits than its factorization.

234320442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26317.

The product of its (nonzero) digits is 4608, while the sum is 24.

The square root of 234320442 is about 15307.5289318688. The cubic root of 234320442 is about 616.5051743017.

Adding to 234320442 its reverse (244023432), we get a palindrome (478343874).

The spelling of 234320442 in words is "two hundred thirty-four million, three hundred twenty thousand, four hundred forty-two".