2167423 has 4 divisors (see below), whose sum is σ = 2226040. Its totient is φ = 2108808.

The previous prime is 2167421. The next prime is 2167433. The reversal of 2167423 is 3247612.

2167423 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 2167423 - 2¹ = 2167421 is a prime.

It is a Duffinian number.

2167423 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2167421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29253 + ... + 29326.

It is an arithmetic number, because the mean of its divisors is an integer number (556510).

2^2167423 is an apocalyptic number.

2167423 is a deficient number, since it is larger than the sum of its proper divisors (58617).

2167423 is an equidigital number, since it uses as much as digits as its factorization.

2167423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58616.

The product of its digits is 2016, while the sum is 25.

The square root of 2167423 is about 1472.2170356303. The cubic root of 2167423 is about 129.4139895866.

The spelling of 2167423 in words is "two million, one hundred sixty-seven thousand, four hundred twenty-three".