2276863 has 4 divisors (see below), whose sum is σ = 2281048. Its totient is φ = 2272680.

The previous prime is 2276849. The next prime is 2276867. The reversal of 2276863 is 3686722.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2276863 - 2¹³ = 2268671 is a prime.

It is a Duffinian number.

2276863 is a lucky number.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2276867) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1128 + ... + 2413.

It is an arithmetic number, because the mean of its divisors is an integer number (570262).

2^2276863 is an apocalyptic number.

2276863 is a deficient number, since it is larger than the sum of its proper divisors (4185).

2276863 is an equidigital number, since it uses as much as digits as its factorization.

2276863 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4184.

The product of its digits is 24192, while the sum is 34.

The square root of 2276863 is about 1508.9277650040. The cubic root of 2276863 is about 131.5564967085.

The spelling of 2276863 in words is "two million, two hundred seventy-six thousand, eight hundred sixty-three".