5736643 has 8 divisors (see below), whose sum is σ = 6460416. Its totient is φ = 5046600.

The previous prime is 5736611. The next prime is 5736659. The reversal of 5736643 is 3466375.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5736643 - 2⁵ = 5736611 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5736599 and 5736608.

It is not an unprimeable number, because it can be changed into a prime (5730643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8071 + ... + 8752.

It is an arithmetic number, because the mean of its divisors is an integer number (807552).

Almost surely, 2^5736643 is an apocalyptic number.

5736643 is a deficient number, since it is larger than the sum of its proper divisors (723773).

5736643 is a wasteful number, since it uses less digits than its factorization.

5736643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16865.

The product of its digits is 45360, while the sum is 34.

The square root of 5736643 is about 2395.1290153142. The cubic root of 5736643 is about 179.0135649240.

The spelling of 5736643 in words is "five million, seven hundred thirty-six thousand, six hundred forty-three".