22459248 has 120 divisors (see below), whose sum is σ = 75062160. Its totient is φ = 6410880.

The previous prime is 22459243. The next prime is 22459249. The reversal of 22459248 is 84295422.

22459248 is a `hidden beast` number, since 2 + 24 + 592 + 48 = 666.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22459243) 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 23 ways as a sum of consecutive naturals, for example, 20638 + ... + 21698.

It is an arithmetic number, because the mean of its divisors is an integer number (625518).

Almost surely, 2^22459248 is an apocalyptic number.

22459248 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22459248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37531080).

22459248 is an abundant number, since it is smaller than the sum of its proper divisors (52602912).

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

22459248 is a wasteful number, since it uses less digits than its factorization.

22459248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1092 (or 1073 counting only the distinct ones).

The product of its digits is 46080, while the sum is 36.

The square root of 22459248 is about 4739.1189054507. The cubic root of 22459248 is about 282.1402652145.

The spelling of 22459248 in words is "twenty-two million, four hundred fifty-nine thousand, two hundred forty-eight".