22173248 has 28 divisors (see below), whose sum is σ = 44665392. Its totient is φ = 10919040.

The previous prime is 22173227. The next prime is 22173259. The reversal of 22173248 is 84237122.

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 22173248.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1703 + ... + 6873.

Almost surely, 2^22173248 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 22173248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22332696).

22173248 is an abundant number, since it is smaller than the sum of its proper divisors (22492144).

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

22173248 is an equidigital number, since it uses as much as digits as its factorization.

22173248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5250 (or 5240 counting only the distinct ones).

The product of its digits is 5376, while the sum is 29.

The square root of 22173248 is about 4708.8478420947. The cubic root of 22173248 is about 280.9375375659.

The spelling of 22173248 in words is "twenty-two million, one hundred seventy-three thousand, two hundred forty-eight".