596721 has 8 divisors (see below), whose sum is σ = 799200. Its totient is φ = 396032.

The previous prime is 596707. The next prime is 596737. The reversal of 596721 is 127695.

596721 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 596721 - 2⁷ = 596593 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (596741) 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, 1105 + ... + 1553.

It is an arithmetic number, because the mean of its divisors is an integer number (99900).

2⁵⁹⁶⁷²¹ is an apocalyptic number.

It is an amenable number.

596721 is a deficient number, since it is larger than the sum of its proper divisors (202479).

596721 is a wasteful number, since it uses less digits than its factorization.

596721 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 895.

The product of its digits is 3780, while the sum is 30.

The square root of 596721 is about 772.4771841291. The cubic root of 596721 is about 84.1893404695.

The spelling of 596721 in words is "five hundred ninety-six thousand, seven hundred twenty-one".