22254200 has 24 divisors (see below), whose sum is σ = 51741480. Its totient is φ = 8901600.

The previous prime is 22254161. The next prime is 22254233. The reversal of 22254200 is 245222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 55436 + ... + 55835.

It is an arithmetic number, because the mean of its divisors is an integer number (2155895).

Almost surely, 2^22254200 is an apocalyptic number.

22254200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22254200 is an abundant number, since it is smaller than the sum of its proper divisors (29487280).

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

22254200 is a wasteful number, since it uses less digits than its factorization.

22254200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111287 (or 111278 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 17.

The square root of 22254200 is about 4717.4357441305. The cubic root of 22254200 is about 281.2790126449.

Adding to 22254200 its reverse (245222), we get a palindrome (22499422).

The spelling of 22254200 in words is "twenty-two million, two hundred fifty-four thousand, two hundred".