2820795 has 16 divisors (see below), whose sum is σ = 4534272. Its totient is φ = 1497440.

The previous prime is 2820791. The next prime is 2820803. The reversal of 2820795 is 5970282.

It is not a de Polignac number, because 2820795 - 2² = 2820791 is a prime.

2820795 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (2820791) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5500 + ... + 5990.

It is an arithmetic number, because the mean of its divisors is an integer number (283392).

2^2820795 is an apocalyptic number.

2820795 is a deficient number, since it is larger than the sum of its proper divisors (1713477).

2820795 is a wasteful number, since it uses less digits than its factorization.

2820795 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 882.

The product of its (nonzero) digits is 10080, while the sum is 33.

The square root of 2820795 is about 1679.5222534995. The cubic root of 2820795 is about 141.2940395739.

The spelling of 2820795 in words is "two million, eight hundred twenty thousand, seven hundred ninety-five".