2668045 has 8 divisors (see below), whose sum is σ = 3232224. Its totient is φ = 2114064.

The previous prime is 2668027. The next prime is 2668051. The reversal of 2668045 is 5408662.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2668045 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2667998 and 2668016.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1959 + ... + 3028.

It is an arithmetic number, because the mean of its divisors is an integer number (404028).

2^2668045 is an apocalyptic number.

It is an amenable number.

2668045 is a deficient number, since it is larger than the sum of its proper divisors (564179).

2668045 is a wasteful number, since it uses less digits than its factorization.

2668045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5099.

The product of its (nonzero) digits is 11520, while the sum is 31.

The square root of 2668045 is about 1633.4151340060. The cubic root of 2668045 is about 138.6961428288.

The spelling of 2668045 in words is "two million, six hundred sixty-eight thousand, forty-five".