2297805 has 16 divisors (see below), whose sum is σ = 3893184. Its totient is φ = 1153280.

The previous prime is 2297797. The next prime is 2297807. The reversal of 2297805 is 5087922.

It is not a de Polignac number, because 2297805 - 2³ = 2297797 is a prime.

2297805 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2297807) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4251 + ... + 4760.

It is an arithmetic number, because the mean of its divisors is an integer number (243324).

2^2297805 is an apocalyptic number.

It is an amenable number.

2297805 is a deficient number, since it is larger than the sum of its proper divisors (1595379).

2297805 is a wasteful number, since it uses less digits than its factorization.

2297805 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9036.

The product of its (nonzero) digits is 10080, while the sum is 33.

The square root of 2297805 is about 1515.8512460001. The cubic root of 2297805 is about 131.9586073152.

The spelling of 2297805 in words is "two million, two hundred ninety-seven thousand, eight hundred five".