22246928 has 40 divisors (see below), whose sum is σ = 48184416. Its totient is φ = 9862400.

The previous prime is 22246919. The next prime is 22246963. The reversal of 22246928 is 82964222.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 5675 + ... + 8757.

Almost surely, 2^22246928 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 22246928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24092208).

22246928 is an abundant number, since it is smaller than the sum of its proper divisors (25937488).

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

22246928 is a wasteful number, since it uses less digits than its factorization.

22246928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3143 (or 3137 counting only the distinct ones).

The product of its digits is 27648, while the sum is 35.

The square root of 22246928 is about 4716.6649234390. The cubic root of 22246928 is about 281.2483714803.

The spelling of 22246928 in words is "twenty-two million, two hundred forty-six thousand, nine hundred twenty-eight".