222403324 has 54 divisors (see below), whose sum is σ = 463414560. Its totient is φ = 93281760.

The previous prime is 222403297. The next prime is 222403339. The reversal of 222403324 is 423304222.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 222403295 and 222403304.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 80437 + ... + 83155.

Almost surely, 2^222403324 is an apocalyptic number.

It is an amenable number.

222403324 is an abundant number, since it is smaller than the sum of its proper divisors (241011236).

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

222403324 is a wasteful number, since it uses less digits than its factorization.

222403324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2771 (or 2745 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 22.

The square root of 222403324 is about 14913.1929512093. The cubic root of 222403324 is about 605.8713614843.

Adding to 222403324 its reverse (423304222), we get a palindrome (645707546).

The spelling of 222403324 in words is "two hundred twenty-two million, four hundred three thousand, three hundred twenty-four".