233220343 has 4 divisors (see below), whose sum is σ = 234617040. Its totient is φ = 231823648.

The previous prime is 233220319. The next prime is 233220371. The reversal of 233220343 is 343022332.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 233220343 - 2²⁵ = 199665911 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (233220643) 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, 698098 + ... + 698431.

It is an arithmetic number, because the mean of its divisors is an integer number (58654260).

Almost surely, 2^233220343 is an apocalyptic number.

233220343 is a deficient number, since it is larger than the sum of its proper divisors (1396697).

233220343 is a wasteful number, since it uses less digits than its factorization.

233220343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1396696.

The product of its (nonzero) digits is 2592, while the sum is 22.

The square root of 233220343 is about 15271.5533918459. The cubic root of 233220343 is about 615.5388610031.

Adding to 233220343 its reverse (343022332), we get a palindrome (576242675).

The spelling of 233220343 in words is "two hundred thirty-three million, two hundred twenty thousand, three hundred forty-three".