2116267 has 4 divisors (see below), whose sum is σ = 2120400. Its totient is φ = 2112136.

The previous prime is 2116199. The next prime is 2116291. The reversal of 2116267 is 7626112.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2116267 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2116867) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1168 + ... + 2365.

It is an arithmetic number, because the mean of its divisors is an integer number (530100).

2^2116267 is an apocalyptic number.

2116267 is a deficient number, since it is larger than the sum of its proper divisors (4133).

2116267 is an equidigital number, since it uses as much as digits as its factorization.

2116267 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4132.

The product of its digits is 1008, while the sum is 25.

The square root of 2116267 is about 1454.7394955799. The cubic root of 2116267 is about 128.3877200563.

The spelling of 2116267 in words is "two million, one hundred sixteen thousand, two hundred sixty-seven".