22207268 has 12 divisors (see below), whose sum is σ = 39121152. Its totient is φ = 11029800.

The previous prime is 22207267. The next prime is 22207279. The reversal of 22207268 is 86270222.

It is a self number, because there is not a number n which added to its sum of digits gives 22207268.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22207267) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17780 + ... + 18987.

It is an arithmetic number, because the mean of its divisors is an integer number (3260096).

Almost surely, 2^22207268 is an apocalyptic number.

It is an amenable number.

22207268 is a deficient number, since it is larger than the sum of its proper divisors (16913884).

22207268 is a wasteful number, since it uses less digits than its factorization.

22207268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36922 (or 36920 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 29.

The square root of 22207268 is about 4712.4588061860. The cubic root of 22207268 is about 281.0811432182.

The spelling of 22207268 in words is "twenty-two million, two hundred seven thousand, two hundred sixty-eight".