596221 has 4 divisors (see below), whose sum is σ = 598752. Its totient is φ = 593692.

The previous prime is 596209. The next prime is 596227. The reversal of 596221 is 122695.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 596221 - 2⁷ = 596093 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (596227) 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 3 ways as a sum of consecutive naturals, for example, 871 + ... + 1396.

It is an arithmetic number, because the mean of its divisors is an integer number (149688).

2⁵⁹⁶²²¹ is an apocalyptic number.

It is an amenable number.

596221 is a deficient number, since it is larger than the sum of its proper divisors (2531).

596221 is a wasteful number, since it uses less digits than its factorization.

596221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2530.

The product of its digits is 1080, while the sum is 25.

The square root of 596221 is about 772.1534821524. The cubic root of 596221 is about 84.1658194645.

The spelling of 596221 in words is "five hundred ninety-six thousand, two hundred twenty-one".