22918064 has 20 divisors (see below), whose sum is σ = 47819856. Its totient is φ = 10577472.

The previous prime is 22918061. The next prime is 22918067. The reversal of 22918064 is 46081922.

It is an interprime number because it is at equal distance from previous prime (22918061) and next prime (22918067).

It is a self number, because there is not a number n which added to its sum of digits gives 22918064.

It is not an unprimeable number, because it can be changed into a prime (22918061) 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, 54884 + ... + 55299.

Almost surely, 2^22918064 is an apocalyptic number.

It is an amenable number.

22918064 is an abundant number, since it is smaller than the sum of its proper divisors (24901792).

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

22918064 is a wasteful number, since it uses less digits than its factorization.

22918064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110204 (or 110198 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 22918064 is about 4787.2814832638. The cubic root of 22918064 is about 284.0485931531.

Adding to 22918064 its reverse (46081922), we get a palindrome (68999986).

The spelling of 22918064 in words is "twenty-two million, nine hundred eighteen thousand, sixty-four".