222384541 has 4 divisors (see below), whose sum is σ = 228394972. Its totient is φ = 216374112.

The previous prime is 222384529. The next prime is 222384551. The reversal of 222384541 is 145483222.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 211848025 + 10536516 = 14555^2 + 3246^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-222384541 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222384521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3005160 + ... + 3005233.

It is an arithmetic number, because the mean of its divisors is an integer number (57098743).

Almost surely, 2^222384541 is an apocalyptic number.

It is an amenable number.

222384541 is a deficient number, since it is larger than the sum of its proper divisors (6010431).

222384541 is an equidigital number, since it uses as much as digits as its factorization.

222384541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6010430.

The product of its digits is 15360, while the sum is 31.

The square root of 222384541 is about 14912.5631934956. The cubic root of 222384541 is about 605.8543047815.

The spelling of 222384541 in words is "two hundred twenty-two million, three hundred eighty-four thousand, five hundred forty-one".