2297663 has 4 divisors (see below), whose sum is σ = 2359800. Its totient is φ = 2235528.

The previous prime is 2297657. The next prime is 2297671. The reversal of 2297663 is 3667922.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3667922 = 2 ⋅1833961.

It is a cyclic number.

It is not a de Polignac number, because 2297663 - 2¹² = 2293567 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2297653) 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 3 ways as a sum of consecutive naturals, for example, 31013 + ... + 31086.

It is an arithmetic number, because the mean of its divisors is an integer number (589950).

2^2297663 is an apocalyptic number.

2297663 is a deficient number, since it is larger than the sum of its proper divisors (62137).

2297663 is an equidigital number, since it uses as much as digits as its factorization.

2297663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62136.

The product of its digits is 27216, while the sum is 35.

The square root of 2297663 is about 1515.8044069074. The cubic root of 2297663 is about 131.9558889952.

The spelling of 2297663 in words is "two million, two hundred ninety-seven thousand, six hundred sixty-three".