5819641 has 4 divisors (see below), whose sum is σ = 5844852. Its totient is φ = 5794432.

The previous prime is 5819563. The next prime is 5819647. The reversal of 5819641 is 1469185.

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

It can be written as a sum of positive squares in 2 ways, for example, as 511225 + 5308416 = 715^2 + 2304^2 .

It is a cyclic number.

It is not a de Polignac number, because 5819641 - 2⁹ = 5819129 is a prime.

It is a Duffinian number.

5819641 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 5819597 and 5819606.

It is not an unprimeable number, because it can be changed into a prime (5819647) 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, 12256 + ... + 12721.

It is an arithmetic number, because the mean of its divisors is an integer number (1461213).

Almost surely, 2^5819641 is an apocalyptic number.

It is an amenable number.

5819641 is a deficient number, since it is larger than the sum of its proper divisors (25211).

5819641 is a wasteful number, since it uses less digits than its factorization.

5819641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25210.

The product of its digits is 8640, while the sum is 34.

The square root of 5819641 is about 2412.3932100717. The cubic root of 5819641 is about 179.8727598707.

The spelling of 5819641 in words is "five million, eight hundred nineteen thousand, six hundred forty-one".