23531452 has 24 divisors (see below), whose sum is σ = 47223680. Its totient is φ = 10050480.

The previous prime is 23531447. The next prime is 23531467. The reversal of 23531452 is 25413532.

It is a congruent number.

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, 7999 + ... + 10537.

Almost surely, 2^23531452 is an apocalyptic number.

It is an amenable number.

23531452 is an abundant number, since it is smaller than the sum of its proper divisors (23692228).

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

23531452 is a wasteful number, since it uses less digits than its factorization.

23531452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2881 (or 2879 counting only the distinct ones).

The product of its digits is 3600, while the sum is 25.

The square root of 23531452 is about 4850.9227988085. The cubic root of 23531452 is about 286.5604443899.

Adding to 23531452 its reverse (25413532), we get a palindrome (48944984).

The spelling of 23531452 in words is "twenty-three million, five hundred thirty-one thousand, four hundred fifty-two".