2582986 has 12 divisors (see below), whose sum is σ = 4507218. Its totient is φ = 1106952.

The previous prime is 2582981. The next prime is 2582999. The reversal of 2582986 is 6892852.

It can be written as a sum of positive squares in only one way, i.e., 2307361 + 275625 = 1519^2 + 525^2 .

It is a d-powerful number, because it can be written as 2⁴ + 5⁹ + 8² + 2¹⁶ + 9⁶ + 8⁵ + 6² .

It is not an unprimeable number, because it can be changed into a prime (2582981) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13081 + ... + 13276.

2^2582986 is an apocalyptic number.

2582986 is a deficient number, since it is larger than the sum of its proper divisors (1924232).

2582986 is a wasteful number, since it uses less digits than its factorization.

2582986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26373 (or 26366 counting only the distinct ones).

The product of its digits is 69120, while the sum is 40.

The square root of 2582986 is about 1607.1670728334. The cubic root of 2582986 is about 137.2062887580.

The spelling of 2582986 in words is "two million, five hundred eighty-two thousand, nine hundred eighty-six".