22953822 has 8 divisors (see below), whose sum is σ = 45907656. Its totient is φ = 7651272.

The previous prime is 22953817. The next prime is 22953829. The reversal of 22953822 is 22835922.

It is a sphenic number, since it is the product of 3 distinct primes.

22953822 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22953829) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1912813 + ... + 1912824.

It is an arithmetic number, because the mean of its divisors is an integer number (5738457).

Almost surely, 2^22953822 is an apocalyptic number.

22953822 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

22953822 is a wasteful number, since it uses less digits than its factorization.

22953822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3825642.

The product of its digits is 17280, while the sum is 33.

The square root of 22953822 is about 4791.0147150682. The cubic root of 22953822 is about 284.1962457015.

The spelling of 22953822 in words is "twenty-two million, nine hundred fifty-three thousand, eight hundred twenty-two".