22227548 has 12 divisors (see below), whose sum is σ = 44455152. Its totient is φ = 9526080.

The previous prime is 22227529. The next prime is 22227553. The reversal of 22227548 is 84572222.

22227548 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 396893 + ... + 396948.

It is an arithmetic number, because the mean of its divisors is an integer number (3704596).

Almost surely, 2^22227548 is an apocalyptic number.

22227548 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

22227548 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

22227548 is a wasteful number, since it uses less digits than its factorization.

22227548 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 793852 (or 793850 counting only the distinct ones).

The product of its digits is 17920, while the sum is 32.

The square root of 22227548 is about 4714.6100581066. The cubic root of 22227548 is about 281.1666796480.

The spelling of 22227548 in words is "twenty-two million, two hundred twenty-seven thousand, five hundred forty-eight".