2698871 has 6 divisors (see below), whose sum is σ = 3139560. Its totient is φ = 2313276.

The previous prime is 2698867. The next prime is 2698921. The reversal of 2698871 is 1788962.

It is not a de Polignac number, because 2698871 - 2² = 2698867 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2698841) 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 5 ways as a sum of consecutive naturals, for example, 27491 + ... + 27588.

It is an arithmetic number, because the mean of its divisors is an integer number (523260).

2^2698871 is an apocalyptic number.

2698871 is a deficient number, since it is larger than the sum of its proper divisors (440689).

2698871 is an equidigital number, since it uses as much as digits as its factorization.

2698871 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55093 (or 55086 counting only the distinct ones).

The product of its digits is 48384, while the sum is 41.

The square root of 2698871 is about 1642.8240928353. The cubic root of 2698871 is about 139.2282535848.

Subtracting from 2698871 its reverse (1788962), we obtain a palindrome (909909).

The spelling of 2698871 in words is "two million, six hundred ninety-eight thousand, eight hundred seventy-one".