2276965 has 4 divisors (see below), whose sum is σ = 2732364. Its totient is φ = 1821568.

The previous prime is 2276957. The next prime is 2276969. The reversal of 2276965 is 5696722.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5696722 = 2 ⋅2848361.

It can be written as a sum of positive squares in 2 ways, for example, as 1018081 + 1258884 = 1009^2 + 1122^2 .

It is a cyclic number.

It is not a de Polignac number, because 2276965 - 2³ = 2276957 is a prime.

It is a super-2 number, since 2×2276965² = 10369139222450, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2276969) 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, 227692 + ... + 227701.

It is an arithmetic number, because the mean of its divisors is an integer number (683091).

2^2276965 is an apocalyptic number.

It is an amenable number.

2276965 is a deficient number, since it is larger than the sum of its proper divisors (455399).

2276965 is an equidigital number, since it uses as much as digits as its factorization.

2276965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 455398.

The product of its digits is 45360, while the sum is 37.

The square root of 2276965 is about 1508.9615634601. The cubic root of 2276965 is about 131.5584611895.

The spelling of 2276965 in words is "two million, two hundred seventy-six thousand, nine hundred sixty-five".