22522286 has 4 divisors (see below), whose sum is σ = 33783432. Its totient is φ = 11261142.

The previous prime is 22522271. The next prime is 22522301. The reversal of 22522286 is 68222522.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (22522271) and next prime (22522301).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5630570 + ... + 5630573.

It is an arithmetic number, because the mean of its divisors is an integer number (8445858).

Almost surely, 2^22522286 is an apocalyptic number.

22522286 is a deficient number, since it is larger than the sum of its proper divisors (11261146).

22522286 is a wasteful number, since it uses less digits than its factorization.

22522286 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11261145.

The product of its digits is 7680, while the sum is 29.

The square root of 22522286 is about 4745.7650595031. The cubic root of 22522286 is about 282.4039864803.

The spelling of 22522286 in words is "twenty-two million, five hundred twenty-two thousand, two hundred eighty-six".