2276891 has 4 divisors (see below), whose sum is σ = 2279952. Its totient is φ = 2273832.

The previous prime is 2276873. The next prime is 2276909. The reversal of 2276891 is 1986722.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is an interprime number because it is at equal distance from previous prime (2276873) and next prime (2276909).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2276891 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2276591) 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, 386 + ... + 2168.

It is an arithmetic number, because the mean of its divisors is an integer number (569988).

2^2276891 is an apocalyptic number.

2276891 is a deficient number, since it is larger than the sum of its proper divisors (3061).

2276891 is a wasteful number, since it uses less digits than its factorization.

2276891 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3060.

The product of its digits is 12096, while the sum is 35.

The square root of 2276891 is about 1508.9370430870. The cubic root of 2276891 is about 131.5570359837.

The spelling of 2276891 in words is "two million, two hundred seventy-six thousand, eight hundred ninety-one".