233397 has 6 divisors (see below), whose sum is σ = 337142. Its totient is φ = 155592.

The previous prime is 233371. The next prime is 233407. The reversal of 233397 is 793332.

It can be written as a sum of positive squares in only one way, i.e., 171396 + 62001 = 414^2 + 249^2 .

It is not a de Polignac number, because 233397 - 2⁸ = 233141 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 233397.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (233327) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12958 + ... + 12975.

2²³³³⁹⁷ is an apocalyptic number.

It is an amenable number.

233397 is a deficient number, since it is larger than the sum of its proper divisors (103745).

233397 is a wasteful number, since it uses less digits than its factorization.

233397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25939 (or 25936 counting only the distinct ones).

The product of its digits is 3402, while the sum is 27.

The square root of 233397 is about 483.1117883058. Note that the first 3 decimals coincide. The cubic root of 233397 is about 61.5694238822.

It can be divided in two parts, 233 and 397, that added together give a triangular number (630 = T₃₅).

The spelling of 233397 in words is "two hundred thirty-three thousand, three hundred ninety-seven".