5739221 has 4 divisors (see below), whose sum is σ = 5879244. Its totient is φ = 5599200.

The previous prime is 5739203. The next prime is 5739229. The reversal of 5739221 is 1229375.

5739221 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 98596 + 5640625 = 314^2 + 2375^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5739221 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5739229) 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, 69950 + ... + 70031.

It is an arithmetic number, because the mean of its divisors is an integer number (1469811).

Almost surely, 2^5739221 is an apocalyptic number.

It is an amenable number.

5739221 is a deficient number, since it is larger than the sum of its proper divisors (140023).

5739221 is a wasteful number, since it uses less digits than its factorization.

5739221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140022.

The product of its digits is 3780, while the sum is 29.

The square root of 5739221 is about 2395.6671304670. The cubic root of 5739221 is about 179.0403766474.

The spelling of 5739221 in words is "five million, seven hundred thirty-nine thousand, two hundred twenty-one".