2427986 has 24 divisors (see below), whose sum is σ = 4085760. Its totient is φ = 1081080.

The previous prime is 2427961. The next prime is 2427989. The reversal of 2427986 is 6897242.

2427986 is a modest number, since divided by 7986 gives 242 as remainder.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2427989) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19055 + ... + 19181.

It is an arithmetic number, because the mean of its divisors is an integer number (170240).

2^2427986 is an apocalyptic number.

2427986 is a deficient number, since it is larger than the sum of its proper divisors (1657774).

2427986 is a wasteful number, since it uses less digits than its factorization.

2427986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230 (or 219 counting only the distinct ones).

The product of its digits is 48384, while the sum is 38.

The square root of 2427986 is about 1558.1996021049. The cubic root of 2427986 is about 134.4049899531.

It can be divided in two parts, 242 and 7986, that added together give a palindrome (8228).

The spelling of 2427986 in words is "two million, four hundred twenty-seven thousand, nine hundred eighty-six".