22092216 has 16 divisors (see below), whose sum is σ = 55230600. Its totient is φ = 7364064.

The previous prime is 22092179. The next prime is 22092241. The reversal of 22092216 is 61229022.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 920509 = 22092216 / (2 + 2 + 0 + 9 + 2 + 2 + 1 + 6).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 460231 + ... + 460278.

Almost surely, 2^22092216 is an apocalyptic number.

It is an amenable number.

22092216 is an abundant number, since it is smaller than the sum of its proper divisors (33138384).

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

22092216 is a wasteful number, since it uses less digits than its factorization.

22092216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 920518 (or 920514 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 22092216 is about 4700.2357387689. The cubic root of 22092216 is about 280.5948916529.

The spelling of 22092216 in words is "twenty-two million, ninety-two thousand, two hundred sixteen".