22255117 has 8 divisors (see below), whose sum is σ = 23032832. Its totient is φ = 21481200.

The previous prime is 22255109. The next prime is 22255127. The reversal of 22255117 is 71155222.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22255117 - 2³ = 22255109 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22255091 and 22255100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22255127) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16108 + ... + 17434.

It is an arithmetic number, because the mean of its divisors is an integer number (2879104).

Almost surely, 2^22255117 is an apocalyptic number.

It is an amenable number.

22255117 is a deficient number, since it is larger than the sum of its proper divisors (777715).

22255117 is a wasteful number, since it uses less digits than its factorization.

22255117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1899.

The product of its digits is 1400, while the sum is 25.

The square root of 22255117 is about 4717.5329357621. The cubic root of 22255117 is about 281.2828760252.

The spelling of 22255117 in words is "twenty-two million, two hundred fifty-five thousand, one hundred seventeen".