422766166 has 8 divisors (see below), whose sum is σ = 671452200. Its totient is φ = 198948768.

The previous prime is 422766133. The next prime is 422766167. The reversal of 422766166 is 661667224.

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

It is a super-2 number, since 2×422766166² = 357462462228679112, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422766167) 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, 6217116 + ... + 6217183.

It is an arithmetic number, because the mean of its divisors is an integer number (83931525).

Almost surely, 2^422766166 is an apocalyptic number.

422766166 is a deficient number, since it is larger than the sum of its proper divisors (248686034).

422766166 is a wasteful number, since it uses less digits than its factorization.

422766166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12434318.

The product of its digits is 145152, while the sum is 40.

The square root of 422766166 is about 20561.2783162915. The cubic root of 422766166 is about 750.5277269556.

The spelling of 422766166 in words is "four hundred twenty-two million, seven hundred sixty-six thousand, one hundred sixty-six".