2648668 has 24 divisors (see below), whose sum is σ = 5355504. Its totient is φ = 1132800.

The previous prime is 2648629. The next prime is 2648669. The reversal of 2648668 is 8668462.

It is a self number, because there is not a number n which added to its sum of digits gives 2648668.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2648669) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1023 + ... + 2518.

It is an arithmetic number, because the mean of its divisors is an integer number (223146).

2^2648668 is an apocalyptic number.

It is an amenable number.

2648668 is an abundant number, since it is smaller than the sum of its proper divisors (2706836).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2648668 is a wasteful number, since it uses less digits than its factorization.

2648668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3573 (or 3571 counting only the distinct ones).

The product of its digits is 110592, while the sum is 40.

The square root of 2648668 is about 1627.4728876390. The cubic root of 2648668 is about 138.3595608405.

The spelling of 2648668 in words is "two million, six hundred forty-eight thousand, six hundred sixty-eight".