2291267 has 12 divisors (see below), whose sum is σ = 2642616. Its totient is φ = 1969920.

The previous prime is 2291257. The next prime is 2291269. The reversal of 2291267 is 7621922.

2291267 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2291267 - 2¹⁰ = 2290243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2291269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3683 + ... + 4259.

It is an arithmetic number, because the mean of its divisors is an integer number (220218).

2^2291267 is an apocalyptic number.

2291267 is a deficient number, since it is larger than the sum of its proper divisors (351349).

2291267 is a wasteful number, since it uses less digits than its factorization.

2291267 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 626 (or 607 counting only the distinct ones).

The product of its digits is 3024, while the sum is 29.

The square root of 2291267 is about 1513.6931657374. The cubic root of 2291267 is about 131.8333334221.

The spelling of 2291267 in words is "two million, two hundred ninety-one thousand, two hundred sixty-seven".