2668894 has 8 divisors (see below), whose sum is σ = 4010328. Its totient is φ = 1332120.

The previous prime is 2668889. The next prime is 2668903. The reversal of 2668894 is 4988662.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 2668894.

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, 1389 + ... + 2695.

It is an arithmetic number, because the mean of its divisors is an integer number (501291).

2^2668894 is an apocalyptic number.

2668894 is a deficient number, since it is larger than the sum of its proper divisors (1341434).

2668894 is a wasteful number, since it uses less digits than its factorization.

2668894 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2330.

The product of its digits is 165888, while the sum is 43.

The square root of 2668894 is about 1633.6749982784. The cubic root of 2668894 is about 138.7108527928.

The spelling of 2668894 in words is "two million, six hundred sixty-eight thousand, eight hundred ninety-four".