2668662 has 24 divisors (see below), whose sum is σ = 5939856. Its totient is φ = 865296.

The previous prime is 2668639. The next prime is 2668663.

2668662 is nontrivially palindromic in base 10.

2668662 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a d-powerful number, because it can be written as 2⁷ + 6 + 6³ + 8⁷ + 6³ + 6⁶ + 2¹⁹ .

It is a plaindrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2668663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1338 + ... + 2669.

It is an arithmetic number, because the mean of its divisors is an integer number (247494).

2^2668662 is an apocalyptic number.

2668662 is an abundant number, since it is smaller than the sum of its proper divisors (3271194).

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

2668662 is a wasteful number, since it uses less digits than its factorization.

2668662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4052 (or 4049 counting only the distinct ones).

The product of its digits is 41472, while the sum is 36.

The square root of 2668662 is about 1633.6039911802. The cubic root of 2668662 is about 138.7068334187.

The spelling of 2668662 in words is "two million, six hundred sixty-eight thousand, six hundred sixty-two".