5732021 has 4 divisors (see below), whose sum is σ = 5791212. Its totient is φ = 5672832.

The previous prime is 5732017. The next prime is 5732039. The reversal of 5732021 is 1202375.

5732021 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 4351396 + 1380625 = 2086^2 + 1175^2 .

It is a cyclic number.

It is not a de Polignac number, because 5732021 - 2² = 5732017 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5731984 and 5732002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5732011) 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, 29450 + ... + 29643.

It is an arithmetic number, because the mean of its divisors is an integer number (1447803).

Almost surely, 2^5732021 is an apocalyptic number.

It is an amenable number.

5732021 is a deficient number, since it is larger than the sum of its proper divisors (59191).

5732021 is an equidigital number, since it uses as much as digits as its factorization.

5732021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59190.

The product of its (nonzero) digits is 420, while the sum is 20.

The square root of 5732021 is about 2394.1639459319. The cubic root of 5732021 is about 178.9654750679.

Adding to 5732021 its reverse (1202375), we get a palindrome (6934396).

The spelling of 5732021 in words is "five million, seven hundred thirty-two thousand, twenty-one".