23011232 has 12 divisors (see below), whose sum is σ = 45303426. Its totient is φ = 11505600.

The previous prime is 23011229. The next prime is 23011273. The reversal of 23011232 is 23211032.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 18011536 + 4999696 = 4244^2 + 2236^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 359519 + ... + 359582.

Almost surely, 2^23011232 is an apocalyptic number.

It is an amenable number.

23011232 is a deficient number, since it is larger than the sum of its proper divisors (22292194).

23011232 is an equidigital number, since it uses as much as digits as its factorization.

23011232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 719111 (or 719103 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 23011232 is about 4797.0023973311. The cubic root of 23011232 is about 284.4329836600.

Adding to 23011232 its reverse (23211032), we get a palindrome (46222264).

The spelling of 23011232 in words is "twenty-three million, eleven thousand, two hundred thirty-two".