22254192 has 30 divisors (see below), whose sum is σ = 62281232. Its totient is φ = 7418016.

The previous prime is 22254161. The next prime is 22254233. The reversal of 22254192 is 29145222.

It is a happy number.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

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 5 ways as a sum of consecutive naturals, for example, 77128 + ... + 77415.

Almost surely, 2^22254192 is an apocalyptic number.

It is an amenable number.

22254192 is an abundant number, since it is smaller than the sum of its proper divisors (40027040).

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

22254192 is a wasteful number, since it uses less digits than its factorization.

22254192 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154557 (or 154548 counting only the distinct ones).

The product of its digits is 2880, while the sum is 27.

The square root of 22254192 is about 4717.4348962121. The cubic root of 22254192 is about 281.2789789399.

The spelling of 22254192 in words is "twenty-two million, two hundred fifty-four thousand, one hundred ninety-two".