2646988 has 12 divisors (see below), whose sum is σ = 4644360. Its totient is φ = 1320032.

The previous prime is 2646983. The next prime is 2646989. The reversal of 2646988 is 8896462.

It is a happy number.

2646988 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2646983) 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, 1695 + ... + 2857.

It is an arithmetic number, because the mean of its divisors is an integer number (387030).

2^2646988 is an apocalyptic number.

It is an amenable number.

2646988 is a deficient number, since it is larger than the sum of its proper divisors (1997372).

2646988 is a wasteful number, since it uses less digits than its factorization.

2646988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1736 (or 1734 counting only the distinct ones).

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

The square root of 2646988 is about 1626.9566681384. The cubic root of 2646988 is about 138.3303017029.

The spelling of 2646988 in words is "two million, six hundred forty-six thousand, nine hundred eighty-eight".