22889318 has 8 divisors (see below), whose sum is σ = 34485912. Its totient is φ = 11394016.

The previous prime is 22889311. The next prime is 22889351. The reversal of 22889318 is 81398822.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22889311) 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 3 ways as a sum of consecutive naturals, for example, 24755 + ... + 25662.

It is an arithmetic number, because the mean of its divisors is an integer number (4310739).

Almost surely, 2^22889318 is an apocalyptic number.

22889318 is a deficient number, since it is larger than the sum of its proper divisors (11596594).

22889318 is a wasteful number, since it uses less digits than its factorization.

22889318 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50646.

The product of its digits is 55296, while the sum is 41.

The square root of 22889318 is about 4784.2782109739. The cubic root of 22889318 is about 283.9297832757.

The spelling of 22889318 in words is "twenty-two million, eight hundred eighty-nine thousand, three hundred eighteen".