2668087 has 4 divisors (see below), whose sum is σ = 2760120. Its totient is φ = 2576056.

The previous prime is 2668063. The next prime is 2668091. The reversal of 2668087 is 7808662.

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 2668087 - 2¹¹ = 2666039 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2668027) 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, 45973 + ... + 46030.

It is an arithmetic number, because the mean of its divisors is an integer number (690030).

2^2668087 is an apocalyptic number.

2668087 is a deficient number, since it is larger than the sum of its proper divisors (92033).

2668087 is an equidigital number, since it uses as much as digits as its factorization.

2668087 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92032.

The product of its (nonzero) digits is 32256, while the sum is 37.

The square root of 2668087 is about 1633.4279904544. The cubic root of 2668087 is about 138.6968706036.

It can be divided in two parts, 266808 and 7, that added together give a triangular number (266815 = T₇₃₀).

The spelling of 2668087 in words is "two million, six hundred sixty-eight thousand, eighty-seven".