2873291 has 4 divisors (see below), whose sum is σ = 2972400. Its totient is φ = 2774184.

The previous prime is 2873287. The next prime is 2873293. The reversal of 2873291 is 1923782.

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

It is a cyclic number.

It is not a de Polignac number, because 2873291 - 2² = 2873287 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2873293) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49511 + ... + 49568.

It is an arithmetic number, because the mean of its divisors is an integer number (743100).

2^2873291 is an apocalyptic number.

2873291 is a deficient number, since it is larger than the sum of its proper divisors (99109).

2873291 is an equidigital number, since it uses as much as digits as its factorization.

2873291 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99108.

The product of its digits is 6048, while the sum is 32.

The square root of 2873291 is about 1695.0784642606. The cubic root of 2873291 is about 142.1651685172.

The spelling of 2873291 in words is "two million, eight hundred seventy-three thousand, two hundred ninety-one".