22054986 has 24 divisors (see below), whose sum is σ = 48020544. Its totient is φ = 7315560.

The previous prime is 22054957. The next prime is 22055003. The reversal of 22054986 is 68945022.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 22054986.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 895 + ... + 6701.

It is an arithmetic number, because the mean of its divisors is an integer number (2000856).

Almost surely, 2^22054986 is an apocalyptic number.

22054986 is an abundant number, since it is smaller than the sum of its proper divisors (25965558).

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

22054986 is a wasteful number, since it uses less digits than its factorization.

22054986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6026 (or 6023 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The square root of 22054986 is about 4696.2736291660. The cubic root of 22054986 is about 280.4371826885.

Adding to 22054986 its sum of digits (36), we get a palindrome (22055022).

The spelling of 22054986 in words is "twenty-two million, fifty-four thousand, nine hundred eighty-six".