23052216 has 64 divisors (see below), whose sum is σ = 65059200. Its totient is φ = 6742400.

The previous prime is 23052203. The next prime is 23052223. The reversal of 23052216 is 61225032.

It is a junction number, because it is equal to n+sod(n) for n = 23052192 and 23052201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6151 + ... + 9161.

It is an arithmetic number, because the mean of its divisors is an integer number (1016550).

Almost surely, 2^23052216 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23052216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32529600).

23052216 is an abundant number, since it is smaller than the sum of its proper divisors (42006984).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23052216 is a wasteful number, since it uses less digits than its factorization.

23052216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3060 (or 3056 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 23052216 is about 4801.2723313722. The cubic root of 23052216 is about 284.6017459929.

Adding to 23052216 its reverse (61225032), we get a palindrome (84277248).

The spelling of 23052216 in words is "twenty-three million, fifty-two thousand, two hundred sixteen".