6023581 has 2 divisors, whose sum is σ = 6023582. Its totient is φ = 6023580.

The previous prime is 6023557. The next prime is 6023587. The reversal of 6023581 is 1853206.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5924356 + 99225 = 2434^2 + 315^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6023581 is a prime.

It is a super-2 number, since 2×6023581² = 72567056127122, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6023587) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3011790 + 3011791.

It is an arithmetic number, because the mean of its divisors is an integer number (3011791).

Almost surely, 2^6023581 is an apocalyptic number.

It is an amenable number.

6023581 is a deficient number, since it is larger than the sum of its proper divisors (1).

6023581 is an equidigital number, since it uses as much as digits as its factorization.

6023581 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 6023581 is about 2454.2984741062. The cubic root of 6023581 is about 181.9498009926.

Adding to 6023581 its reverse (1853206), we get a palindrome (7876787).

The spelling of 6023581 in words is "six million, twenty-three thousand, five hundred eighty-one".