2297705 has 8 divisors (see below), whose sum is σ = 2821632. Its totient is φ = 1795248.

The previous prime is 2297693. The next prime is 2297707. The reversal of 2297705 is 5077922.

2297705 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2297705 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2297707) 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 7 ways as a sum of consecutive naturals, for example, 5129 + ... + 5558.

It is an arithmetic number, because the mean of its divisors is an integer number (352704).

2^2297705 is an apocalyptic number.

It is an amenable number.

2297705 is a deficient number, since it is larger than the sum of its proper divisors (523927).

2297705 is a wasteful number, since it uses less digits than its factorization.

2297705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10735.

The product of its (nonzero) digits is 8820, while the sum is 32.

The square root of 2297705 is about 1515.8182608743. The cubic root of 2297705 is about 131.9566930170.

The spelling of 2297705 in words is "two million, two hundred ninety-seven thousand, seven hundred five".