53329 has 4 divisors (see below), whose sum is σ = 56484. Its totient is φ = 50176.

The previous prime is 53327. The next prime is 53353. The reversal of 53329 is 92335.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 49729 + 3600 = 223^2 + 60^2 .

It is a cyclic number.

It is not a de Polignac number, because 53329 - 2¹ = 53327 is a prime.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

53329 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (53323) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1552 + ... + 1585.

It is an arithmetic number, because the mean of its divisors is an integer number (14121).

2⁵³³²⁹ is an apocalyptic number.

It is an amenable number.

53329 is a deficient number, since it is larger than the sum of its proper divisors (3155).

53329 is a wasteful number, since it uses less digits than its factorization.

53329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3154.

The product of its digits is 810, while the sum is 22.

The square root of 53329 is about 230.9307255434. The cubic root of 53329 is about 37.6404216719.

The spelling of 53329 in words is "fifty-three thousand, three hundred twenty-nine".