222442324 has 24 divisors (see below), whose sum is σ = 424277280. Its totient is φ = 101426784.

The previous prime is 222442309. The next prime is 222442327. The reversal of 222442324 is 423244222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222442327) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21454 + ... + 30085.

It is an arithmetic number, because the mean of its divisors is an integer number (17678220).

Almost surely, 2^222442324 is an apocalyptic number.

It is an amenable number.

222442324 is a deficient number, since it is larger than the sum of its proper divisors (201834956).

222442324 is a wasteful number, since it uses less digits than its factorization.

222442324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51639 (or 51637 counting only the distinct ones).

The product of its digits is 6144, while the sum is 25.

The square root of 222442324 is about 14914.5004609608. The cubic root of 222442324 is about 605.9067740276.

Adding to 222442324 its reverse (423244222), we get a palindrome (645686546).

The spelling of 222442324 in words is "two hundred twenty-two million, four hundred forty-two thousand, three hundred twenty-four".