2110491 has 6 divisors (see below), whose sum is σ = 3048500. Its totient is φ = 1406988.

The previous prime is 2110477. The next prime is 2110519. The reversal of 2110491 is 1940112.

It is not a de Polignac number, because 2110491 - 2⁹ = 2109979 is a prime.

It is a super-2 number, since 2×2110491² = 8908344522162, which contains 22 as substring.

It is a Duffinian number.

2110491 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (2110291) 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, 117241 + ... + 117258.

2^2110491 is an apocalyptic number.

2110491 is a deficient number, since it is larger than the sum of its proper divisors (938009).

2110491 is a wasteful number, since it uses less digits than its factorization.

2110491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234505 (or 234502 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

The square root of 2110491 is about 1452.7529039723. The cubic root of 2110491 is about 128.2708092951.

It can be divided in two parts, 2110 and 491, that added together give a square (2601 = 51²).

The spelling of 2110491 in words is "two million, one hundred ten thousand, four hundred ninety-one".