2481687 has 12 divisors (see below), whose sum is σ = 3860584. Its totient is φ = 1527120.

The previous prime is 2481653. The next prime is 2481697. The reversal of 2481687 is 7861842.

It is not a de Polignac number, because 2481687 - 2¹⁰ = 2480663 is a prime.

It is a plaindrome in base 11.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2481697) 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 11 ways as a sum of consecutive naturals, for example, 10489 + ... + 10722.

2^2481687 is an apocalyptic number.

2481687 is a deficient number, since it is larger than the sum of its proper divisors (1378897).

2481687 is a wasteful number, since it uses less digits than its factorization.

2481687 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21230 (or 21227 counting only the distinct ones).

The product of its digits is 21504, while the sum is 36.

The square root of 2481687 is about 1575.3371067806. The cubic root of 2481687 is about 135.3886741456.

The spelling of 2481687 in words is "two million, four hundred eighty-one thousand, six hundred eighty-seven".