5830721 has 8 divisors (see below), whose sum is σ = 6300840. Its totient is φ = 5363712.

The previous prime is 5830717. The next prime is 5830763. The reversal of 5830721 is 1270385.

5830721 = 461² + 462² + ... + 486².

It can be written as a sum of positive squares in 4 ways, for example, as 261121 + 5569600 = 511^2 + 2360^2 .

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 5830721 - 2² = 5830717 is a prime.

It is an Ulam number.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5830621) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4481 + ... + 5633.

It is an arithmetic number, because the mean of its divisors is an integer number (787605).

Almost surely, 2^5830721 is an apocalyptic number.

It is an amenable number.

5830721 is a deficient number, since it is larger than the sum of its proper divisors (470119).

5830721 is a wasteful number, since it uses less digits than its factorization.

5830721 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1555.

The product of its (nonzero) digits is 1680, while the sum is 26.

The square root of 5830721 is about 2414.6885927589. The cubic root of 5830721 is about 179.9868406018.

The spelling of 5830721 in words is "five million, eight hundred thirty thousand, seven hundred twenty-one".