23421252 has 24 divisors (see below), whose sum is σ = 54734176. Its totient is φ = 7795008.

The previous prime is 23421221. The next prime is 23421253. The reversal of 23421252 is 25212432.

It is not an unprimeable number, because it can be changed into a prime (23421253) 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, 10203 + ... + 12285.

Almost surely, 2^23421252 is an apocalyptic number.

It is an amenable number.

23421252 is an abundant number, since it is smaller than the sum of its proper divisors (31312924).

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

23421252 is a wasteful number, since it uses less digits than its factorization.

23421252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3027 (or 3025 counting only the distinct ones).

The product of its digits is 960, while the sum is 21.

The square root of 23421252 is about 4839.5508056017. The cubic root of 23421252 is about 286.1124144458.

Adding to 23421252 its reverse (25212432), we get a palindrome (48633684).

The spelling of 23421252 in words is "twenty-three million, four hundred twenty-one thousand, two hundred fifty-two".