2873555 has 4 divisors (see below), whose sum is σ = 3448272. Its totient is φ = 2298840.

The previous prime is 2873539. The next prime is 2873557. The reversal of 2873555 is 5553782.

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

It is not a de Polignac number, because 2873555 - 2⁴ = 2873539 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2873557) by changing a digit.

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, 287351 + ... + 287360.

It is an arithmetic number, because the mean of its divisors is an integer number (862068).

2^2873555 is an apocalyptic number.

2873555 is a deficient number, since it is larger than the sum of its proper divisors (574717).

2873555 is an equidigital number, since it uses as much as digits as its factorization.

2873555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 574716.

The product of its digits is 42000, while the sum is 35.

The square root of 2873555 is about 1695.1563349733. The cubic root of 2873555 is about 142.1695224624.

The spelling of 2873555 in words is "two million, eight hundred seventy-three thousand, five hundred fifty-five".