5743821 has 8 divisors (see below), whose sum is σ = 7784224. Its totient is φ = 3766320.

The previous prime is 5743819. The next prime is 5743831. The reversal of 5743821 is 1283475.

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

It is not a de Polignac number, because 5743821 - 2¹ = 5743819 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5743831) 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 7 ways as a sum of consecutive naturals, for example, 15511 + ... + 15876.

It is an arithmetic number, because the mean of its divisors is an integer number (973028).

Almost surely, 2^5743821 is an apocalyptic number.

It is an amenable number.

5743821 is a deficient number, since it is larger than the sum of its proper divisors (2040403).

5743821 is a wasteful number, since it uses less digits than its factorization.

5743821 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31451.

The product of its digits is 6720, while the sum is 30.

The square root of 5743821 is about 2396.6270047715. The cubic root of 5743821 is about 179.0881976435.

The spelling of 5743821 in words is "five million, seven hundred forty-three thousand, eight hundred twenty-one".