222353125 has 12 divisors (see below), whose sum is σ = 277927524. Its totient is φ = 177880000.

The previous prime is 222353057. The next prime is 222353161. The reversal of 222353125 is 521353222.

222353125 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 217592001 + 4761124 = 14751^2 + 2182^2 .

It is a de Polignac number, because none of the positive numbers 2^k-222353125 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 222353125.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 32452 + ... + 38701.

It is an arithmetic number, because the mean of its divisors is an integer number (23160627).

Almost surely, 2^222353125 is an apocalyptic number.

222353125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

222353125 is a deficient number, since it is larger than the sum of its proper divisors (55574399).

222353125 is an frugal number, since it uses more digits than its factorization.

222353125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71178 (or 71158 counting only the distinct ones).

The product of its digits is 3600, while the sum is 25.

The square root of 222353125 is about 14911.5098162460. The cubic root of 222353125 is about 605.8257739986.

The spelling of 222353125 in words is "two hundred twenty-two million, three hundred fifty-three thousand, one hundred twenty-five".