2586494 has 4 divisors (see below), whose sum is σ = 3879744. Its totient is φ = 1293246.

The previous prime is 2586443. The next prime is 2586497. The reversal of 2586494 is 4946852.

It is a semiprime because it is the product of two primes.

It is a d-powerful number, because it can be written as 2¹⁷ + 5⁷ + 8⁷ + 6⁷ + 4³ + 9² + 4³ .

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2586497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 646622 + ... + 646625.

It is an arithmetic number, because the mean of its divisors is an integer number (969936).

2^2586494 is an apocalyptic number.

2586494 is a deficient number, since it is larger than the sum of its proper divisors (1293250).

2586494 is a wasteful number, since it uses less digits than its factorization.

2586494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1293249.

The product of its digits is 69120, while the sum is 38.

The square root of 2586494 is about 1608.2580638691. The cubic root of 2586494 is about 137.2683747738.

The spelling of 2586494 in words is "two million, five hundred eighty-six thousand, four hundred ninety-four".