23104216 has 8 divisors (see below), whose sum is σ = 43320420. Its totient is φ = 11552104.

The previous prime is 23104187. The next prime is 23104217. The reversal of 23104216 is 61240132.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 23104193 and 23104202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23104217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1444006 + ... + 1444021.

Almost surely, 2^23104216 is an apocalyptic number.

It is an amenable number.

23104216 is a deficient number, since it is larger than the sum of its proper divisors (20216204).

23104216 is a wasteful number, since it uses less digits than its factorization.

23104216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2888033 (or 2888029 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 23104216 is about 4806.6845122184. The cubic root of 23104216 is about 284.8155819337.

Adding to 23104216 its reverse (61240132), we get a palindrome (84344348).

The spelling of 23104216 in words is "twenty-three million, one hundred four thousand, two hundred sixteen".