2297863 has 2 divisors, whose sum is σ = 2297864. Its totient is φ = 2297862.

The previous prime is 2297857. The next prime is 2297881. The reversal of 2297863 is 3687922.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2297863 is a prime.

It is a d-powerful number, because it can be written as 2⁵ + 2⁷ + 9⁴ + 7⁵ + 8⁷ + 6² + 3¹¹ .

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2297843) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1148931 + 1148932.

It is an arithmetic number, because the mean of its divisors is an integer number (1148932).

2^2297863 is an apocalyptic number.

2297863 is a deficient number, since it is larger than the sum of its proper divisors (1).

2297863 is an equidigital number, since it uses as much as digits as its factorization.

2297863 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 36288, while the sum is 37.

The square root of 2297863 is about 1515.8703770442. The cubic root of 2297863 is about 131.9597175828.

It can be divided in two parts, 2297 and 863, that added together give a triangular number (3160 = T₇₉).

The spelling of 2297863 in words is "two million, two hundred ninety-seven thousand, eight hundred sixty-three".