22266200 has 96 divisors (see below), whose sum is σ = 58590000. Its totient is φ = 7795200.

The previous prime is 22266191. The next prime is 22266247. The reversal of 22266200 is 266222.

It is a Harshad number since it is a multiple of its sum of digits (20).

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 23 ways as a sum of consecutive naturals, for example, 63626 + ... + 63974.

Almost surely, 2^22266200 is an apocalyptic number.

22266200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22266200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29295000).

22266200 is an abundant number, since it is smaller than the sum of its proper divisors (36323800).

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

22266200 is a wasteful number, since it uses less digits than its factorization.

22266200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 405 (or 396 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 22266200 is about 4718.7074501393. The cubic root of 22266200 is about 281.3295610305.

It can be divided in two parts, 22 and 266200, that multiplied together give a square (5856400 = 2420²).

The spelling of 22266200 in words is "twenty-two million, two hundred sixty-six thousand, two hundred".