2276345 has 4 divisors (see below), whose sum is σ = 2731620. Its totient is φ = 1821072.

The previous prime is 2276311. The next prime is 2276357. The reversal of 2276345 is 5436722.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1317904 + 958441 = 1148^2 + 979^2 .

It is a cyclic number.

It is not a de Polignac number, because 2276345 - 2⁸ = 2276089 is a prime.

It is a d-powerful number, because it can be written as 2⁹ + 2²¹ + 7² + 6⁴ + 3¹¹ + 4³ + 5³ .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 227630 + ... + 227639.

It is an arithmetic number, because the mean of its divisors is an integer number (682905).

2^2276345 is an apocalyptic number.

It is an amenable number.

2276345 is a deficient number, since it is larger than the sum of its proper divisors (455275).

2276345 is an equidigital number, since it uses as much as digits as its factorization.

2276345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 455274.

The product of its digits is 10080, while the sum is 29.

The square root of 2276345 is about 1508.7561101782. The cubic root of 2276345 is about 131.5465193209.

It can be divided in two parts, 22 and 76345, that added together give a palindrome (76367).

The spelling of 2276345 in words is "two million, two hundred seventy-six thousand, three hundred forty-five".