22948164 has 96 divisors (see below), whose sum is σ = 65318400. Its totient is φ = 6935040.

The previous prime is 22948141. The next prime is 22948169. The reversal of 22948164 is 46184922.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (22948169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 53029 + ... + 53459.

It is an arithmetic number, because the mean of its divisors is an integer number (680400).

Almost surely, 2^22948164 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22948164, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32659200).

22948164 is an abundant number, since it is smaller than the sum of its proper divisors (42370236).

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

22948164 is a wasteful number, since it uses less digits than its factorization.

22948164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 490 (or 482 counting only the distinct ones).

The product of its digits is 27648, while the sum is 36.

The square root of 22948164 is about 4790.4241983357. The cubic root of 22948164 is about 284.1728928078.

The spelling of 22948164 in words is "twenty-two million, nine hundred forty-eight thousand, one hundred sixty-four".