22253826 has 64 divisors (see below), whose sum is σ = 54374400. Its totient is φ = 5930496.

The previous prime is 22253813. The next prime is 22253843. The reversal of 22253826 is 62835222.

It is a junction number, because it is equal to n+sod(n) for n = 22253793 and 22253802.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 62866 + ... + 63218.

It is an arithmetic number, because the mean of its divisors is an integer number (849600).

Almost surely, 2^22253826 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22253826, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27187200).

22253826 is an abundant number, since it is smaller than the sum of its proper divisors (32120574).

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

22253826 is a wasteful number, since it uses less digits than its factorization.

22253826 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 463.

The product of its digits is 11520, while the sum is 30.

The square root of 22253826 is about 4717.3961037844. The cubic root of 22253826 is about 281.2774369283.

The spelling of 22253826 in words is "twenty-two million, two hundred fifty-three thousand, eight hundred twenty-six".