232221466 has 4 divisors (see below), whose sum is σ = 348332202. Its totient is φ = 116110732.

The previous prime is 232221443. The next prime is 232221481. The reversal of 232221466 is 664122232.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 202464441 + 29757025 = 14229^2 + 5455^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58055365 + ... + 58055368.

Almost surely, 2^232221466 is an apocalyptic number.

232221466 is a deficient number, since it is larger than the sum of its proper divisors (116110736).

232221466 is a wasteful number, since it uses less digits than its factorization.

232221466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116110735.

The product of its digits is 6912, while the sum is 28.

The square root of 232221466 is about 15238.8144551996. The cubic root of 232221466 is about 614.6588241390.

Adding to 232221466 its reverse (664122232), we get a palindrome (896343698).

The spelling of 232221466 in words is "two hundred thirty-two million, two hundred twenty-one thousand, four hundred sixty-six".