22153116 has 12 divisors (see below), whose sum is σ = 51690632. Its totient is φ = 7384368.

The previous prime is 22153111. The next prime is 22153123. The reversal of 22153116 is 61135122.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 22153092 and 22153101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22153111) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 923035 + ... + 923058.

Almost surely, 2^22153116 is an apocalyptic number.

It is an amenable number.

22153116 is an abundant number, since it is smaller than the sum of its proper divisors (29537516).

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

22153116 is a wasteful number, since it uses less digits than its factorization.

22153116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1846100 (or 1846098 counting only the distinct ones).

The product of its digits is 360, while the sum is 21.

The square root of 22153116 is about 4706.7096787459. The cubic root of 22153116 is about 280.8524869216.

Adding to 22153116 its reverse (61135122), we get a palindrome (83288238).

The spelling of 22153116 in words is "twenty-two million, one hundred fifty-three thousand, one hundred sixteen".