2182871 has 2 divisors, whose sum is σ = 2182872. Its totient is φ = 2182870.

The previous prime is 2182867. The next prime is 2182877. The reversal of 2182871 is 1782812.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2182871 - 2² = 2182867 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2182877) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1091435 + 1091436.

It is an arithmetic number, because the mean of its divisors is an integer number (1091436).

2^2182871 is an apocalyptic number.

2182871 is a deficient number, since it is larger than the sum of its proper divisors (1).

2182871 is an equidigital number, since it uses as much as digits as its factorization.

2182871 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1792, while the sum is 29.

The square root of 2182871 is about 1477.4542294095. The cubic root of 2182871 is about 129.7207219577.

The spelling of 2182871 in words is "two million, one hundred eighty-two thousand, eight hundred seventy-one".