23557252 has 6 divisors (see below), whose sum is σ = 41225198. Its totient is φ = 11778624.

The previous prime is 23557243. The next prime is 23557253. The reversal of 23557252 is 25275532.

It can be written as a sum of positive squares in only one way, i.e., 19501056 + 4056196 = 4416^2 + 2014^2 .

It is not an unprimeable number, because it can be changed into a prime (23557253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2944653 + ... + 2944660.

Almost surely, 2^23557252 is an apocalyptic number.

It is an amenable number.

23557252 is a deficient number, since it is larger than the sum of its proper divisors (17667946).

23557252 is a wasteful number, since it uses less digits than its factorization.

23557252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5889317 (or 5889315 counting only the distinct ones).

The product of its digits is 21000, while the sum is 31.

The square root of 23557252 is about 4853.5813581313. The cubic root of 23557252 is about 286.6651348996.

The spelling of 23557252 in words is "twenty-three million, five hundred fifty-seven thousand, two hundred fifty-two".