75329 has 2 divisors, whose sum is σ = 75330. Its totient is φ = 75328.

The previous prime is 75323. The next prime is 75337. The reversal of 75329 is 92357.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 49729 + 25600 = 223^2 + 160^2 .

It is an emirp because it is prime and its reverse (92357) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 75329 - 2¹² = 71233 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 75298 and 75307.

It is not a weakly prime, because it can be changed into another prime (75323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37664 + 37665.

It is an arithmetic number, because the mean of its divisors is an integer number (37665).

2⁷⁵³²⁹ is an apocalyptic number.

It is an amenable number.

75329 is a deficient number, since it is larger than the sum of its proper divisors (1).

75329 is an equidigital number, since it uses as much as digits as its factorization.

75329 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1890, while the sum is 26.

The square root of 75329 is about 274.4612905311. The cubic root of 75329 is about 42.2332076166.

It can be divided in two parts, 75 and 329, that added together give a palindrome (404).

The spelling of 75329 in words is "seventy-five thousand, three hundred twenty-nine".