222244325 has 12 divisors (see below), whose sum is σ = 277016868. Its totient is φ = 176870400.

The previous prime is 222244307. The next prime is 222244343. The reversal of 222244325 is 523442222.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (222244307) and next prime (222244343).

It can be written as a sum of positive squares in 6 ways, for example, as 58967041 + 163277284 = 7679^2 + 12778^2 .

It is not a de Polignac number, because 222244325 - 2⁸ = 222244069 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 222244294 and 222244303.

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, 18206 + ... + 27855.

It is an arithmetic number, because the mean of its divisors is an integer number (23084739).

Almost surely, 2^222244325 is an apocalyptic number.

222244325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

222244325 is a deficient number, since it is larger than the sum of its proper divisors (54772543).

222244325 is a wasteful number, since it uses less digits than its factorization.

222244325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46264 (or 46259 counting only the distinct ones).

The product of its digits is 7680, while the sum is 26.

The square root of 222244325 is about 14907.8611812694. The cubic root of 222244325 is about 605.7269453180.

Adding to 222244325 its reverse (523442222), we get a palindrome (745686547).

The spelling of 222244325 in words is "two hundred twenty-two million, two hundred forty-four thousand, three hundred twenty-five".