22239084 has 96 divisors (see below), whose sum is σ = 62447616. Its totient is φ = 6027840.

The previous prime is 22239079. The next prime is 22239149. The reversal of 22239084 is 48093222.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 169699 + ... + 169829.

It is an arithmetic number, because the mean of its divisors is an integer number (650496).

Almost surely, 2^22239084 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 22239084, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31223808).

22239084 is an abundant number, since it is smaller than the sum of its proper divisors (40208532).

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

22239084 is a wasteful number, since it uses less digits than its factorization.

22239084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235 (or 233 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 22239084 is about 4715.8333303882. The cubic root of 22239084 is about 281.2153126604.

The spelling of 22239084 in words is "twenty-two million, two hundred thirty-nine thousand, eighty-four".