2501087 has 4 divisors (see below), whose sum is σ = 2514240. Its totient is φ = 2487936.

The previous prime is 2501077. The next prime is 2501099. The reversal of 2501087 is 7801052.

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 2501087 - 2⁴ = 2501071 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 (2501077) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6287 + ... + 6672.

It is an arithmetic number, because the mean of its divisors is an integer number (628560).

2^2501087 is an apocalyptic number.

2501087 is a deficient number, since it is larger than the sum of its proper divisors (13153).

2501087 is a wasteful number, since it uses less digits than its factorization.

2501087 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13152.

The product of its (nonzero) digits is 560, while the sum is 23.

The square root of 2501087 is about 1581.4825323095. The cubic root of 2501087 is about 135.7405484592.

The spelling of 2501087 in words is "two million, five hundred one thousand, eighty-seven".