22953222 has 12 divisors (see below), whose sum is σ = 49732020. Its totient is φ = 7651068.

The previous prime is 22953221. The next prime is 22953253. The reversal of 22953222 is 22235922.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22953221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 637572 + ... + 637607.

It is an arithmetic number, because the mean of its divisors is an integer number (4144335).

Almost surely, 2^22953222 is an apocalyptic number.

22953222 is an abundant number, since it is smaller than the sum of its proper divisors (26778798).

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

22953222 is a wasteful number, since it uses less digits than its factorization.

22953222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1275187 (or 1275184 counting only the distinct ones).

The product of its digits is 4320, while the sum is 27.

The square root of 22953222 is about 4790.9520974437. The cubic root of 22953222 is about 284.1937694366.

The spelling of 22953222 in words is "twenty-two million, nine hundred fifty-three thousand, two hundred twenty-two".