2609087 has 4 divisors (see below), whose sum is σ = 2809800. Its totient is φ = 2408376.

The previous prime is 2609083. The next prime is 2609107. The reversal of 2609087 is 7809062.

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 2609087 - 2² = 2609083 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 (2609081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 100337 + ... + 100362.

It is an arithmetic number, because the mean of its divisors is an integer number (702450).

2^2609087 is an apocalyptic number.

2609087 is a deficient number, since it is larger than the sum of its proper divisors (200713).

2609087 is a wasteful number, since it uses less digits than its factorization.

2609087 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200712.

The product of its (nonzero) digits is 6048, while the sum is 32.

The square root of 2609087 is about 1615.2668510187. The cubic root of 2609087 is about 137.6668959642. Note that the first 3 decimals are identical.

The spelling of 2609087 in words is "two million, six hundred nine thousand, eighty-seven".