233897 has 4 divisors (see below), whose sum is σ = 237456. Its totient is φ = 230340.

The previous prime is 233881. The next prime is 233911. The reversal of 233897 is 798332.

233897 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 233897 - 2⁴ = 233881 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (233837) 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, 1679 + ... + 1812.

It is an arithmetic number, because the mean of its divisors is an integer number (59364).

2²³³⁸⁹⁷ is an apocalyptic number.

It is an amenable number.

233897 is a deficient number, since it is larger than the sum of its proper divisors (3559).

233897 is an equidigital number, since it uses as much as digits as its factorization.

233897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3558.

The product of its digits is 9072, while the sum is 32.

The square root of 233897 is about 483.6289900326. The cubic root of 233897 is about 61.6133586871.

The spelling of 233897 in words is "two hundred thirty-three thousand, eight hundred ninety-seven".