2267805 has 16 divisors (see below), whose sum is σ = 3746304. Its totient is φ = 1170240.

The previous prime is 2267801. The next prime is 2267807. The reversal of 2267805 is 5087622.

2267805 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 2267805 - 2² = 2267801 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2267801) 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 15 ways as a sum of consecutive naturals, for example, 1974 + ... + 2903.

It is an arithmetic number, because the mean of its divisors is an integer number (234144).

2^2267805 is an apocalyptic number.

It is an amenable number.

2267805 is a deficient number, since it is larger than the sum of its proper divisors (1478499).

2267805 is a wasteful number, since it uses less digits than its factorization.

2267805 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4916.

The product of its (nonzero) digits is 6720, while the sum is 30.

The square root of 2267805 is about 1505.9233048200. The cubic root of 2267805 is about 131.3818086291.

The spelling of 2267805 in words is "two million, two hundred sixty-seven thousand, eight hundred five".