2162167 has 8 divisors (see below), whose sum is σ = 2480000. Its totient is φ = 1846584.

The previous prime is 2162137. The next prime is 2162177. The reversal of 2162167 is 7612612.

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 2162167 - 2¹⁵ = 2129399 is a prime.

It is a super-2 number, since 2×2162167² = 9349932271778, which contains 22 as substring.

It is an Ulam number.

It is a Duffinian number.

2162167 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2162137) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3184 + ... + 3802.

It is an arithmetic number, because the mean of its divisors is an integer number (310000).

2^2162167 is an apocalyptic number.

2162167 is a deficient number, since it is larger than the sum of its proper divisors (317833).

2162167 is an equidigital number, since it uses as much as digits as its factorization.

2162167 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1125.

The product of its digits is 1008, while the sum is 25.

The square root of 2162167 is about 1470.4308892294. The cubic root of 2162167 is about 129.3092952869.

Adding to 2162167 its reverse (7612612), we get a palindrome (9774779).

The spelling of 2162167 in words is "two million, one hundred sixty-two thousand, one hundred sixty-seven".