2421087 has 8 divisors (see below), whose sum is σ = 3236400. Its totient is φ = 1609920.

The previous prime is 2421077. The next prime is 2421109. The reversal of 2421087 is 7801242.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2421087 - 2⁷ = 2420959 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2421047) 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 7 ways as a sum of consecutive naturals, for example, 789 + ... + 2337.

It is an arithmetic number, because the mean of its divisors is an integer number (404550).

2^2421087 is an apocalyptic number.

2421087 is a deficient number, since it is larger than the sum of its proper divisors (815313).

2421087 is a wasteful number, since it uses less digits than its factorization.

2421087 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2073.

The product of its (nonzero) digits is 896, while the sum is 24.

The square root of 2421087 is about 1555.9842544190. The cubic root of 2421087 is about 134.2775675176.

The spelling of 2421087 in words is "two million, four hundred twenty-one thousand, eighty-seven".