22259088 has 60 divisors (see below), whose sum is σ = 62616528. Its totient is φ = 7381440.

The previous prime is 22259063. The next prime is 22259113. The reversal of 22259088 is 88095222.

It is an interprime number because it is at equal distance from previous prime (22259063) and next prime (22259113).

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

It is a nialpdrome in base 12.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 47431 + ... + 47897.

Almost surely, 2^22259088 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 22259088, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31308264).

22259088 is an abundant number, since it is smaller than the sum of its proper divisors (40357440).

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

22259088 is a wasteful number, since it uses less digits than its factorization.

22259088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 812 (or 803 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 36.

The square root of 22259088 is about 4717.9537937542. The cubic root of 22259088 is about 281.2996048802.

The spelling of 22259088 in words is "twenty-two million, two hundred fifty-nine thousand, eighty-eight".