232440204252 has 24 divisors (see below), whose sum is σ = 542439764496. Its totient is φ = 77468741248.

The previous prime is 232440204223. The next prime is 232440204257. The reversal of 232440204252 is 252402044232.

It is a super-2 number, since 2×232440204252² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232440204257) 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, 1330143 + ... + 1494710.

It is an arithmetic number, because the mean of its divisors is an integer number (22601656854).

Almost surely, 2^232440204252 is an apocalyptic number.

It is an amenable number.

232440204252 is an abundant number, since it is smaller than the sum of its proper divisors (309999560244).

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

232440204252 is a wasteful number, since it uses less digits than its factorization.

232440204252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2831717 (or 2831715 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 30.

Adding to 232440204252 its reverse (252402044232), we get a palindrome (484842248484).

The spelling of 232440204252 in words is "two hundred thirty-two billion, four hundred forty million, two hundred four thousand, two hundred fifty-two".