340233 has 16 divisors (see below), whose sum is σ = 491520. Its totient is φ = 208656.

The previous prime is 340211. The next prime is 340237. The reversal of 340233 is 332043.

It is not a de Polignac number, because 340233 - 2⁵ = 340201 is a prime.

It is not an unprimeable number, because it can be changed into a prime (340237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2616 + ... + 2742.

It is an arithmetic number, because the mean of its divisors is an integer number (30720).

2³⁴⁰²³³ is an apocalyptic number.

It is an amenable number.

340233 is a deficient number, since it is larger than the sum of its proper divisors (151287).

340233 is a wasteful number, since it uses less digits than its factorization.

340233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196.

The product of its (nonzero) digits is 216, while the sum is 15.

The square root of 340233 is about 583.2949511182. The cubic root of 340233 is about 69.8112602693.

Adding to 340233 its reverse (332043), we get a palindrome (672276).

The spelling of 340233 in words is "three hundred forty thousand, two hundred thirty-three".