163593 has 16 divisors (see below), whose sum is σ = 248640. Its totient is φ = 106272.

The previous prime is 163573. The next prime is 163601. The reversal of 163593 is 395361.

163593 is digitally balanced in base 7, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 163593 - 2⁵ = 163561 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

163593 is strictly pandigital in base 7.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 163593.

It is not an unprimeable number, because it can be changed into a prime (163543) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1930 + ... + 2012.

It is an arithmetic number, because the mean of its divisors is an integer number (15540).

2¹⁶³⁵⁹³ is an apocalyptic number.

It is an amenable number.

163593 is a deficient number, since it is larger than the sum of its proper divisors (85047).

163593 is an equidigital number, since it uses as much as digits as its factorization.

163593 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165 (or 159 counting only the distinct ones).

The product of its digits is 2430, while the sum is 27.

The square root of 163593 is about 404.4663150375. The cubic root of 163593 is about 54.6917188038.

It can be divided in two parts, 1635 and 93, that added together give a cube (1728 = 12³).

The spelling of 163593 in words is "one hundred sixty-three thousand, five hundred ninety-three".