5643049 has 8 divisors (see below), whose sum is σ = 5813120. Its totient is φ = 5475600.

The previous prime is 5643047. The next prime is 5643059. The reversal of 5643049 is 9403465.

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 5643049 - 2¹ = 5643047 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5643049.

It is not an unprimeable number, because it can be changed into a prime (5643041) 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, 4234 + ... + 5404.

It is an arithmetic number, because the mean of its divisors is an integer number (726640).

Almost surely, 2^5643049 is an apocalyptic number.

It is an amenable number.

5643049 is a deficient number, since it is larger than the sum of its proper divisors (170071).

5643049 is a wasteful number, since it uses less digits than its factorization.

5643049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1311.

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 5643049 is about 2375.5102609755. The cubic root of 5643049 is about 178.0346795200.

The spelling of 5643049 in words is "five million, six hundred forty-three thousand, forty-nine".