23553232 has 10 divisors (see below), whose sum is σ = 45634418. Its totient is φ = 11776608.

The previous prime is 23553223. The next prime is 23553239. The reversal of 23553232 is 23235532.

It can be written as a sum of positive squares in only one way, i.e., 18870336 + 4682896 = 4344^2 + 2164^2 .

It is a junction number, because it is equal to n+sod(n) for n = 23553197 and 23553206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23553239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 736023 + ... + 736054.

Almost surely, 2^23553232 is an apocalyptic number.

It is an amenable number.

23553232 is a deficient number, since it is larger than the sum of its proper divisors (22081186).

23553232 is a wasteful number, since it uses less digits than its factorization.

23553232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1472085 (or 1472079 counting only the distinct ones).

The product of its digits is 5400, while the sum is 25.

The square root of 23553232 is about 4853.1672132742. The cubic root of 23553232 is about 286.6488276863.

Adding to 23553232 its reverse (23235532), we get a palindrome (46788764).

The spelling of 23553232 in words is "twenty-three million, five hundred fifty-three thousand, two hundred thirty-two".