6008581 has 4 divisors (see below), whose sum is σ = 6014700. Its totient is φ = 6002464.

The previous prime is 6008533. The next prime is 6008609. The reversal of 6008581 is 1858006.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 1858006 = 2 ⋅929003.

It can be written as a sum of positive squares in 2 ways, for example, as 5313025 + 695556 = 2305^2 + 834^2 .

It is a cyclic number.

It is not a de Polignac number, because 6008581 - 2¹³ = 6000389 is a prime.

It is a super-2 number, since 2×6008581² = 72206091267122, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6008521) 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 3 ways as a sum of consecutive naturals, for example, 1216 + ... + 3673.

It is an arithmetic number, because the mean of its divisors is an integer number (1503675).

Almost surely, 2^6008581 is an apocalyptic number.

It is an amenable number.

6008581 is a deficient number, since it is larger than the sum of its proper divisors (6119).

6008581 is a wasteful number, since it uses less digits than its factorization.

6008581 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6118.

The product of its (nonzero) digits is 1920, while the sum is 28.

The square root of 6008581 is about 2451.2407062547. The cubic root of 6008581 is about 181.7986441961.

The spelling of 6008581 in words is "six million, eight thousand, five hundred eighty-one".