22246284 has 12 divisors (see below), whose sum is σ = 51908024. Its totient is φ = 7415424.

The previous prime is 22246253. The next prime is 22246291. The reversal of 22246284 is 48264222.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 926917 + ... + 926940.

Almost surely, 2^22246284 is an apocalyptic number.

It is an amenable number.

22246284 is an abundant number, since it is smaller than the sum of its proper divisors (29661740).

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

22246284 is a wasteful number, since it uses less digits than its factorization.

22246284 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1853864 (or 1853862 counting only the distinct ones).

The product of its digits is 12288, while the sum is 30.

The square root of 22246284 is about 4716.5966543685. The cubic root of 22246284 is about 281.2456576120.

The spelling of 22246284 in words is "twenty-two million, two hundred forty-six thousand, two hundred eighty-four".