234423522 has 12 divisors (see below), whose sum is σ = 507917670. Its totient is φ = 78141168.

The previous prime is 234423509. The next prime is 234423529. The reversal of 234423522 is 225324432.

It is a happy number.

234423522 is a `hidden beast` number, since 234 + 423 + 5 + 2 + 2 = 666.

234423522 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 216707841 + 17715681 = 14721^2 + 4209^2 .

It is not an unprimeable number, because it can be changed into a prime (234423529) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6511747 + ... + 6511782.

Almost surely, 2^234423522 is an apocalyptic number.

234423522 is an abundant number, since it is smaller than the sum of its proper divisors (273494148).

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

234423522 is a wasteful number, since it uses less digits than its factorization.

234423522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13023537 (or 13023534 counting only the distinct ones).

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

The square root of 234423522 is about 15310.8955322672. The cubic root of 234423522 is about 616.5955633951.

Adding to 234423522 its reverse (225324432), we get a palindrome (459747954).

The spelling of 234423522 in words is "two hundred thirty-four million, four hundred twenty-three thousand, five hundred twenty-two".