23292216 has 48 divisors (see below), whose sum is σ = 63727560. Its totient is φ = 7684800.

The previous prime is 23292187. The next prime is 23292229. The reversal of 23292216 is 61229232.

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 23292216.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5671 + ... + 8873.

Almost surely, 2^23292216 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 23292216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31863780).

23292216 is an abundant number, since it is smaller than the sum of its proper divisors (40435344).

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

23292216 is a wasteful number, since it uses less digits than its factorization.

23292216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3316 (or 3309 counting only the distinct ones).

The product of its digits is 2592, while the sum is 27.

The square root of 23292216 is about 4826.2009904271. The cubic root of 23292216 is about 285.5860148979.

The spelling of 23292216 in words is "twenty-three million, two hundred ninety-two thousand, two hundred sixteen".