222452330 has 32 divisors (see below), whose sum is σ = 423878400. Its totient is φ = 83909952.

The previous prime is 222452317. The next prime is 222452353. The reversal of 222452330 is 33254222.

222452330 = 487² + 488² + ... + 921².

222452330 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 222452296 and 222452305.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 3551 + ... + 21389.

It is an arithmetic number, because the mean of its divisors is an integer number (13246200).

Almost surely, 2^222452330 is an apocalyptic number.

222452330 is a deficient number, since it is larger than the sum of its proper divisors (201426070).

222452330 is a wasteful number, since it uses less digits than its factorization.

222452330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17918.

The product of its (nonzero) digits is 2880, while the sum is 23.

The square root of 222452330 is about 14914.8359025502. The cubic root of 222452330 is about 605.9158589478.

The spelling of 222452330 in words is "two hundred twenty-two million, four hundred fifty-two thousand, three hundred thirty".