2586142 has 16 divisors (see below), whose sum is σ = 4424112. Its totient is φ = 1123200.

The previous prime is 2586139. The next prime is 2586161. The reversal of 2586142 is 2416852.

It is a self number, because there is not a number n which added to its sum of digits gives 2586142.

It is a congruent number.

It is an unprimeable number.

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, 2484 + ... + 3367.

It is an arithmetic number, because the mean of its divisors is an integer number (276507).

2^2586142 is an apocalyptic number.

2586142 is a deficient number, since it is larger than the sum of its proper divisors (1837970).

2586142 is a wasteful number, since it uses less digits than its factorization.

2586142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5883.

The product of its digits is 3840, while the sum is 28.

The square root of 2586142 is about 1608.1486249722. The cubic root of 2586142 is about 137.2621474689.

It can be divided in two parts, 258 and 6142, that added together give a square (6400 = 80²).

The spelling of 2586142 in words is "two million, five hundred eighty-six thousand, one hundred forty-two".