22119828 has 24 divisors (see below), whose sum is σ = 52872960. Its totient is φ = 7193280.

The previous prime is 22119827. The next prime is 22119841. The reversal of 22119828 is 82891122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22119827) 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, 21988 + ... + 22971.

It is an arithmetic number, because the mean of its divisors is an integer number (2203040).

Almost surely, 2^22119828 is an apocalyptic number.

It is an amenable number.

22119828 is an abundant number, since it is smaller than the sum of its proper divisors (30753132).

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

22119828 is a wasteful number, since it uses less digits than its factorization.

22119828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45007 (or 45005 counting only the distinct ones).

The product of its digits is 4608, while the sum is 33.

The square root of 22119828 is about 4703.1721210264. The cubic root of 22119828 is about 280.7117436779.

The spelling of 22119828 in words is "twenty-two million, one hundred nineteen thousand, eight hundred twenty-eight".