222275800 has 24 divisors (see below), whose sum is σ = 516791700. Its totient is φ = 88910240.

The previous prime is 222275789. The next prime is 222275819. The reversal of 222275800 is 8572222.

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, 555490 + ... + 555889.

Almost surely, 2^222275800 is an apocalyptic number.

222275800 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222275800 is an abundant number, since it is smaller than the sum of its proper divisors (294515900).

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

222275800 is a wasteful number, since it uses less digits than its factorization.

222275800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1111395 (or 1111386 counting only the distinct ones).

The product of its (nonzero) digits is 4480, while the sum is 28.

The square root of 222275800 is about 14908.9167949922. The cubic root of 222275800 is about 605.7555390074.

The spelling of 222275800 in words is "two hundred twenty-two million, two hundred seventy-five thousand, eight hundred".