231234252 has 24 divisors (see below), whose sum is σ = 541703232. Its totient is φ = 76770000.

The previous prime is 231234251. The next prime is 231234253. The reversal of 231234252 is 252432132.

231234252 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (231234251) and next prime (231234253).

It is not an unprimeable number, because it can be changed into a prime (231234251) 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, 35374 + ... + 41397.

It is an arithmetic number, because the mean of its divisors is an integer number (22570968).

Almost surely, 2^231234252 is an apocalyptic number.

It is an amenable number.

231234252 is an abundant number, since it is smaller than the sum of its proper divisors (310468980).

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

231234252 is a wasteful number, since it uses less digits than its factorization.

231234252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77029 (or 77027 counting only the distinct ones).

The product of its digits is 2880, while the sum is 24.

The square root of 231234252 is about 15206.3885258795. The cubic root of 231234252 is about 613.7865796187.

Adding to 231234252 its reverse (252432132), we get a palindrome (483666384).

The spelling of 231234252 in words is "two hundred thirty-one million, two hundred thirty-four thousand, two hundred fifty-two".