233401 has 4 divisors (see below), whose sum is σ = 266752. Its totient is φ = 200052.

The previous prime is 233371. The next prime is 233407. The reversal of 233401 is 104332.

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 233401 - 2¹⁷ = 102329 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (233407) 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, 16665 + ... + 16678.

It is an arithmetic number, because the mean of its divisors is an integer number (66688).

2²³³⁴⁰¹ is an apocalyptic number.

It is an amenable number.

233401 is a deficient number, since it is larger than the sum of its proper divisors (33351).

233401 is an equidigital number, since it uses as much as digits as its factorization.

233401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33350.

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 233401 is about 483.1159281166. The cubic root of 233401 is about 61.5697756095.

Adding to 233401 its reverse (104332), we get a palindrome (337733).

The spelling of 233401 in words is "two hundred thirty-three thousand, four hundred one".