5836561 has 4 divisors (see below), whose sum is σ = 5843124. Its totient is φ = 5830000.

The previous prime is 5836547. The next prime is 5836583. The reversal of 5836561 is 1656385.

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: 1656385 = 5 ⋅331277.

It can be written as a sum of positive squares in 2 ways, for example, as 5035536 + 801025 = 2244^2 + 895^2 .

It is a cyclic number.

It is not a de Polignac number, because 5836561 - 2¹¹ = 5834513 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5806561) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1690 + ... + 3811.

It is an arithmetic number, because the mean of its divisors is an integer number (1460781).

Almost surely, 2^5836561 is an apocalyptic number.

It is an amenable number.

5836561 is a deficient number, since it is larger than the sum of its proper divisors (6563).

5836561 is a wasteful number, since it uses less digits than its factorization.

5836561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6562.

The product of its digits is 21600, while the sum is 34.

The square root of 5836561 is about 2415.8975557751. The cubic root of 5836561 is about 180.0469116411.

The spelling of 5836561 in words is "five million, eight hundred thirty-six thousand, five hundred sixty-one".