2668039 has 8 divisors (see below), whose sum is σ = 2960640. Its totient is φ = 2383800.

The previous prime is 2668027. The next prime is 2668051. The reversal of 2668039 is 9308662.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2668027) and next prime (2668051).

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

It is a cyclic number.

It is not a de Polignac number, because 2668039 - 2²¹ = 570887 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2667995 and 2668013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2668639) 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, 1407 + ... + 2704.

It is an arithmetic number, because the mean of its divisors is an integer number (370080).

2^2668039 is an apocalyptic number.

2668039 is a deficient number, since it is larger than the sum of its proper divisors (292601).

2668039 is a wasteful number, since it uses less digits than its factorization.

2668039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4181.

The product of its (nonzero) digits is 15552, while the sum is 34.

The square root of 2668039 is about 1633.4132973623. The cubic root of 2668039 is about 138.6960388604.

The spelling of 2668039 in words is "two million, six hundred sixty-eight thousand, thirty-nine".