423166171 has 8 divisors (see below), whose sum is σ = 431210304. Its totient is φ = 415173000.

The previous prime is 423166169. The next prime is 423166187. The reversal of 423166171 is 171661324.

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

It is a cyclic number.

It is not a de Polignac number, because 423166171 - 2¹ = 423166169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (423166141) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 4236 + ... + 29398.

It is an arithmetic number, because the mean of its divisors is an integer number (53901288).

Almost surely, 2^423166171 is an apocalyptic number.

423166171 is a deficient number, since it is larger than the sum of its proper divisors (8044133).

423166171 is a wasteful number, since it uses less digits than its factorization.

423166171 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25481.

The product of its digits is 6048, while the sum is 31.

The square root of 423166171 is about 20571.0031597878. The cubic root of 423166171 is about 750.7643591126.

The spelling of 423166171 in words is "four hundred twenty-three million, one hundred sixty-six thousand, one hundred seventy-one".