2797555 has 4 divisors (see below), whose sum is σ = 3357072. Its totient is φ = 2238040.

The previous prime is 2797549. The next prime is 2797567. The reversal of 2797555 is 5557972.

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

It is not a de Polignac number, because 2797555 - 2⁵ = 2797523 is a prime.

It is a Duffinian 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, 279751 + ... + 279760.

It is an arithmetic number, because the mean of its divisors is an integer number (839268).

2^2797555 is an apocalyptic number.

2797555 is a deficient number, since it is larger than the sum of its proper divisors (559517).

2797555 is an equidigital number, since it uses as much as digits as its factorization.

2797555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 559516.

The product of its digits is 110250, while the sum is 40.

The square root of 2797555 is about 1672.5893100220. The cubic root of 2797555 is about 140.9049373480.

The spelling of 2797555 in words is "two million, seven hundred ninety-seven thousand, five hundred fifty-five".