2089442167 has 4 divisors (see below), whose sum is σ = 2097209880. Its totient is φ = 2081674456.

The previous prime is 2089442149. The next prime is 2089442183. The reversal of 2089442167 is 7612449802.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2089442167 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 (2089440167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3883453 + ... + 3883990.

It is an arithmetic number, because the mean of its divisors is an integer number (524302470).

Almost surely, 2^2089442167 is an apocalyptic number.

2089442167 is a deficient number, since it is larger than the sum of its proper divisors (7767713).

2089442167 is an equidigital number, since it uses as much as digits as its factorization.

2089442167 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7767712.

The product of its (nonzero) digits is 193536, while the sum is 43.

The square root of 2089442167 is about 45710.4163949531. The cubic root of 2089442167 is about 1278.4295043294.

The spelling of 2089442167 in words is "two billion, eighty-nine million, four hundred forty-two thousand, one hundred sixty-seven".