222430466 has 8 divisors (see below), whose sum is σ = 334152444. Its totient is φ = 111046320.

The previous prime is 222430393. The next prime is 222430469. The reversal of 222430466 is 664034222.

It can be written as a sum of positive squares in 2 ways, for example, as 222159025 + 271441 = 14905^2 + 521^2 .

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

It is not an unprimeable number, because it can be changed into a prime (222430469) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 82805 + ... + 85448.

Almost surely, 2^222430466 is an apocalyptic number.

222430466 is a deficient number, since it is larger than the sum of its proper divisors (111721978).

222430466 is a wasteful number, since it uses less digits than its factorization.

222430466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168916.

The product of its (nonzero) digits is 13824, while the sum is 29.

The square root of 222430466 is about 14914.1029230725. The cubic root of 222430466 is about 605.8960072364.

Adding to 222430466 its reverse (664034222), we get a palindrome (886464688).

The spelling of 222430466 in words is "two hundred twenty-two million, four hundred thirty thousand, four hundred sixty-six".