2291107 has 16 divisors (see below), whose sum is σ = 2987712. Its totient is φ = 1704960.

The previous prime is 2291063. The next prime is 2291119. The reversal of 2291107 is 7011922.

2291107 is nontrivially palindromic in base 9.

2291107 is digitally balanced in base 8, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 2291107 - 2⁷ = 2290979 is a prime.

2291107 is strictly pandigital in base 8.

2291107 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (2291167) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 807 + ... + 2287.

It is an arithmetic number, because the mean of its divisors is an integer number (186732).

2^2291107 is an apocalyptic number.

2291107 is a deficient number, since it is larger than the sum of its proper divisors (696605).

2291107 is a wasteful number, since it uses less digits than its factorization.

2291107 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1518.

The product of its (nonzero) digits is 252, while the sum is 22.

The square root of 2291107 is about 1513.6403139452. The cubic root of 2291107 is about 131.8302646943.

The spelling of 2291107 in words is "two million, two hundred ninety-one thousand, one hundred seven".