23216322 has 16 divisors (see below), whose sum is σ = 49164192. Its totient is φ = 7283520.

The previous prime is 23216293. The next prime is 23216341. The reversal of 23216322 is 22361232.

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

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 113704 + ... + 113907.

It is an arithmetic number, because the mean of its divisors is an integer number (3072762).

Almost surely, 2^23216322 is an apocalyptic number.

23216322 is an abundant number, since it is smaller than the sum of its proper divisors (25947870).

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

23216322 is a wasteful number, since it uses less digits than its factorization.

23216322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227633.

The product of its digits is 864, while the sum is 21.

The square root of 23216322 is about 4818.3318690186. The cubic root of 23216322 is about 285.2754984512.

Adding to 23216322 its reverse (22361232), we get a palindrome (45577554).

The spelling of 23216322 in words is "twenty-three million, two hundred sixteen thousand, three hundred twenty-two".