5798721 has 8 divisors (see below), whose sum is σ = 7858624. Its totient is φ = 3802320.

The previous prime is 5798711. The next prime is 5798729. The reversal of 5798721 is 1278975.

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

It is not a de Polignac number, because 5798721 - 2¹¹ = 5796673 is a prime.

It is a Duffinian number.

5798721 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 5798721.

It is not an unprimeable number, because it can be changed into a prime (5798729) 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, 15661 + ... + 16026.

It is an arithmetic number, because the mean of its divisors is an integer number (982328).

Almost surely, 2^5798721 is an apocalyptic number.

It is an amenable number.

5798721 is a deficient number, since it is larger than the sum of its proper divisors (2059903).

5798721 is a wasteful number, since it uses less digits than its factorization.

5798721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31751.

The product of its digits is 35280, while the sum is 39.

The square root of 5798721 is about 2408.0533631961. The cubic root of 5798721 is about 179.6569701527.

The spelling of 5798721 in words is "five million, seven hundred ninety-eight thousand, seven hundred twenty-one".