2868667 has 4 divisors (see below), whose sum is σ = 2872816. Its totient is φ = 2864520.

The previous prime is 2868617. The next prime is 2868673. The reversal of 2868667 is 7668682.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2868667 - 2⁷ = 2868539 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2868617) 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, 759 + ... + 2512.

It is an arithmetic number, because the mean of its divisors is an integer number (718204).

2^2868667 is an apocalyptic number.

2868667 is a deficient number, since it is larger than the sum of its proper divisors (4149).

2868667 is an equidigital number, since it uses as much as digits as its factorization.

2868667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4148.

The product of its digits is 193536, while the sum is 43.

The square root of 2868667 is about 1693.7139664064. The cubic root of 2868667 is about 142.0888652246.

The spelling of 2868667 in words is "two million, eight hundred sixty-eight thousand, six hundred sixty-seven".