23011304 has 16 divisors (see below), whose sum is σ = 43217700. Its totient is φ = 11486592.

The previous prime is 23011301. The next prime is 23011361. The reversal of 23011304 is 40311032.

It can be written as a sum of positive squares in 2 ways, for example, as 22108804 + 902500 = 4702^2 + 950^2 .

It is a super-2 number, since 2×23011304² = 1059040223560832, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (23011301) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3644 + ... + 7700.

Almost surely, 2^23011304 is an apocalyptic number.

It is an amenable number.

23011304 is a deficient number, since it is larger than the sum of its proper divisors (20206396).

23011304 is a wasteful number, since it uses less digits than its factorization.

23011304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4772 (or 4768 counting only the distinct ones).

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

The square root of 23011304 is about 4797.0099020119. The cubic root of 23011304 is about 284.4332803145.

Adding to 23011304 its reverse (40311032), we get a palindrome (63322336).

The spelling of 23011304 in words is "twenty-three million, eleven thousand, three hundred four".