2631868 has 12 divisors (see below), whose sum is σ = 4626720. Its totient is φ = 1309952.

The previous prime is 2631851. The next prime is 2631887. The reversal of 2631868 is 8681362.

It is a congruent 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, 421 + ... + 2332.

It is an arithmetic number, because the mean of its divisors is an integer number (385560).

2^2631868 is an apocalyptic number.

It is an amenable number.

2631868 is a deficient number, since it is larger than the sum of its proper divisors (1994852).

2631868 is a wasteful number, since it uses less digits than its factorization.

2631868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2996 (or 2994 counting only the distinct ones).

The product of its digits is 13824, while the sum is 34.

The square root of 2631868 is about 1622.3033008658. The cubic root of 2631868 is about 138.0664106597.

The spelling of 2631868 in words is "two million, six hundred thirty-one thousand, eight hundred sixty-eight".