222402323 has 8 divisors (see below), whose sum is σ = 261284016. Its totient is φ = 186631200.

The previous prime is 222402319. The next prime is 222402331. The reversal of 222402323 is 323204222.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 222402323 - 2² = 222402319 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 222402295 and 222402304.

It is not an unprimeable number, because it can be changed into a prime (222402343) 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 7 ways as a sum of consecutive naturals, for example, 777488 + ... + 777773.

It is an arithmetic number, because the mean of its divisors is an integer number (32660502).

Almost surely, 2^222402323 is an apocalyptic number.

222402323 is a deficient number, since it is larger than the sum of its proper divisors (38881693).

222402323 is a wasteful number, since it uses less digits than its factorization.

222402323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1555285.

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 222402323 is about 14913.1593902835. The cubic root of 222402323 is about 605.8704525078.

Adding to 222402323 its reverse (323204222), we get a palindrome (545606545).

The spelling of 222402323 in words is "two hundred twenty-two million, four hundred two thousand, three hundred twenty-three".