2796155 has 4 divisors (see below), whose sum is σ = 3355392. Its totient is φ = 2236920.

The previous prime is 2796139. The next prime is 2796163. The reversal of 2796155 is 5516972.

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

It is not a de Polignac number, because 2796155 - 2⁴ = 2796139 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 279611 + ... + 279620.

It is an arithmetic number, because the mean of its divisors is an integer number (838848).

2^2796155 is an apocalyptic number.

2796155 is a deficient number, since it is larger than the sum of its proper divisors (559237).

2796155 is an equidigital number, since it uses as much as digits as its factorization.

2796155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 559236.

The product of its digits is 18900, while the sum is 35.

The square root of 2796155 is about 1672.1707448703. The cubic root of 2796155 is about 140.8814287452.

The spelling of 2796155 in words is "two million, seven hundred ninety-six thousand, one hundred fifty-five".