422312866 has 8 divisors (see below), whose sum is σ = 639075564. Its totient is φ = 209287680.

The previous prime is 422312837. The next prime is 422312873. The reversal of 422312866 is 668213224.

It can be written as a sum of positive squares in 2 ways, for example, as 410265025 + 12047841 = 20255^2 + 3471^2 .

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

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 in 3 ways as a sum of consecutive naturals, for example, 934095 + ... + 934546.

Almost surely, 2^422312866 is an apocalyptic number.

422312866 is a deficient number, since it is larger than the sum of its proper divisors (216762698).

422312866 is a wasteful number, since it uses less digits than its factorization.

422312866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1868756.

The product of its digits is 27648, while the sum is 34.

The square root of 422312866 is about 20550.2522125642. The cubic root of 422312866 is about 750.2593864294.

The spelling of 422312866 in words is "four hundred twenty-two million, three hundred twelve thousand, eight hundred sixty-six".