423606167 has 4 divisors (see below), whose sum is σ = 423899160. Its totient is φ = 423313176.

The previous prime is 423606163. The next prime is 423606173. The reversal of 423606167 is 761606324.

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

It is a cyclic number.

It is not a de Polignac number, because 423606167 - 2² = 423606163 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423606163) 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, 144317 + ... + 147222.

It is an arithmetic number, because the mean of its divisors is an integer number (105974790).

Almost surely, 2^423606167 is an apocalyptic number.

423606167 is a deficient number, since it is larger than the sum of its proper divisors (292993).

423606167 is a wasteful number, since it uses less digits than its factorization.

423606167 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 292992.

The product of its (nonzero) digits is 36288, while the sum is 35.

The square root of 423606167 is about 20581.6949496391. The cubic root of 423606167 is about 751.0244767002.

The spelling of 423606167 in words is "four hundred twenty-three million, six hundred six thousand, one hundred sixty-seven".