42167167 has 4 divisors (see below), whose sum is σ = 48191056. Its totient is φ = 36143280.

The previous prime is 42167159. The next prime is 42167201. The reversal of 42167167 is 76176124.

It is a happy number.

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 42167167 - 2³ = 42167159 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 (42167107) 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, 3011934 + ... + 3011947.

It is an arithmetic number, because the mean of its divisors is an integer number (12047764).

Almost surely, 2^42167167 is an apocalyptic number.

42167167 is a deficient number, since it is larger than the sum of its proper divisors (6023889).

42167167 is an equidigital number, since it uses as much as digits as its factorization.

42167167 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6023888.

The product of its digits is 14112, while the sum is 34.

The square root of 42167167 is about 6493.6251046700. The cubic root of 42167167 is about 348.0632261701.

It can be divided in two parts, 4 and 2167167, that multiplied together give a palindrome (8668668).

The spelling of 42167167 in words is "forty-two million, one hundred sixty-seven thousand, one hundred sixty-seven".