2110869 has 6 divisors (see below), whose sum is σ = 3049046. Its totient is φ = 1407240.

The previous prime is 2110861. The next prime is 2110877. The reversal of 2110869 is 9680112.

It is an interprime number because it is at equal distance from previous prime (2110861) and next prime (2110877).

It can be written as a sum of positive squares in only one way, i.e., 1822500 + 288369 = 1350^2 + 537^2 .

It is not a de Polignac number, because 2110869 - 2³ = 2110861 is a prime.

It is a super-2 number, since 2×2110869² = 8911535870322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2110861) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 117262 + ... + 117279.

2^2110869 is an apocalyptic number.

It is an amenable number.

2110869 is a deficient number, since it is larger than the sum of its proper divisors (938177).

2110869 is a wasteful number, since it uses less digits than its factorization.

2110869 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234547 (or 234544 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 27.

The square root of 2110869 is about 1452.8829959773. The cubic root of 2110869 is about 128.2784668294.

The spelling of 2110869 in words is "two million, one hundred ten thousand, eight hundred sixty-nine".