2266999 has 12 divisors (see below), whose sum is σ = 2685072. Its totient is φ = 1874880.

The previous prime is 2266993. The next prime is 2267011. The reversal of 2266999 is 9996622.

It is not a de Polignac number, because 2266999 - 2³ = 2266991 is a prime.

It is a Duffinian number.

It is a plaindrome in base 10.

It is a zygodrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2266991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6559 + ... + 6895.

It is an arithmetic number, because the mean of its divisors is an integer number (223756).

2^2266999 is an apocalyptic number.

2266999 is a deficient number, since it is larger than the sum of its proper divisors (418073).

2266999 is an equidigital number, since it uses as much as digits as its factorization.

2266999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 406 (or 375 counting only the distinct ones).

The product of its digits is 104976, while the sum is 43.

The square root of 2266999 is about 1505.6556711280. The cubic root of 2266999 is about 131.3662419930.

It can be divided in two parts, 226 and 6999, that added together give a square (7225 = 85²).

The spelling of 2266999 in words is "two million, two hundred sixty-six thousand, nine hundred ninety-nine".