22357116 has 18 divisors (see below), whose sum is σ = 56513912. Its totient is φ = 7452360.

The previous prime is 22357109. The next prime is 22357121. The reversal of 22357116 is 61175322.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (18).

It is a self number, because there is not a number n which added to its sum of digits gives 22357116.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 310480 + ... + 310551.

Almost surely, 2^22357116 is an apocalyptic number.

It is an amenable number.

22357116 is an abundant number, since it is smaller than the sum of its proper divisors (34156796).

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

22357116 is a wasteful number, since it uses less digits than its factorization.

22357116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 621041 (or 621036 counting only the distinct ones).

The product of its digits is 2520, while the sum is 27.

The square root of 22357116 is about 4728.3312066732. The cubic root of 22357116 is about 281.7119436725.

The spelling of 22357116 in words is "twenty-two million, three hundred fifty-seven thousand, one hundred sixteen".