2549087 has 4 divisors (see below), whose sum is σ = 2584080. Its totient is φ = 2514096.

The previous prime is 2549081. The next prime is 2549089. The reversal of 2549087 is 7809452.

It is a happy number.

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 2549087 - 2²⁰ = 1500511 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 (2549081) 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, 17387 + ... + 17532.

It is an arithmetic number, because the mean of its divisors is an integer number (646020).

2^2549087 is an apocalyptic number.

2549087 is a deficient number, since it is larger than the sum of its proper divisors (34993).

2549087 is an equidigital number, since it uses as much as digits as its factorization.

2549087 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34992.

The product of its (nonzero) digits is 20160, while the sum is 35.

The square root of 2549087 is about 1596.5860452854. The cubic root of 2549087 is about 136.6034137858.

The spelling of 2549087 in words is "two million, five hundred forty-nine thousand, eighty-seven".