222375000 has 112 divisors (see below), whose sum is σ = 696084840. Its totient is φ = 59200000.

The previous prime is 222374983. The next prime is 222375007. The reversal of 222375000 is 573222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222375007) by changing a digit.

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 27 ways as a sum of consecutive naturals, for example, 374704 + ... + 375296.

Almost surely, 2^222375000 is an apocalyptic number.

222375000 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 222375000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (348042420).

222375000 is an abundant number, since it is smaller than the sum of its proper divisors (473709840).

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

222375000 is an frugal number, since it uses more digits than its factorization.

222375000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 632 (or 603 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 21.

The square root of 222375000 is about 14912.2432920067. The cubic root of 222375000 is about 605.8456403025.

The spelling of 222375000 in words is "two hundred twenty-two million, three hundred seventy-five thousand".