2796565 has 4 divisors (see below), whose sum is σ = 3355884. Its totient is φ = 2237248.

The previous prime is 2796559. The next prime is 2796583. The reversal of 2796565 is 5656972.

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 528529 + 2268036 = 727^2 + 1506^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2796565 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 279652 + ... + 279661.

It is an arithmetic number, because the mean of its divisors is an integer number (838971).

2^2796565 is an apocalyptic number.

It is an amenable number.

2796565 is a deficient number, since it is larger than the sum of its proper divisors (559319).

2796565 is an equidigital number, since it uses as much as digits as its factorization.

2796565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 559318.

The product of its digits is 113400, while the sum is 40.

The square root of 2796565 is about 1672.2933355126. The cubic root of 2796565 is about 140.8883142198. Note that the first 3 decimals are identical.

The spelling of 2796565 in words is "two million, seven hundred ninety-six thousand, five hundred sixty-five".