213346333 has 4 divisors (see below), whose sum is σ = 213631168. Its totient is φ = 213061500.

The previous prime is 213346319. The next prime is 213346361. The reversal of 213346333 is 333643312.

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 213346333 - 2¹³ = 213338141 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 (213346303) 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, 141291 + ... + 142792.

It is an arithmetic number, because the mean of its divisors is an integer number (53407792).

Almost surely, 2^213346333 is an apocalyptic number.

It is an amenable number.

213346333 is a deficient number, since it is larger than the sum of its proper divisors (284835).

213346333 is an equidigital number, since it uses as much as digits as its factorization.

213346333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 284834.

The product of its digits is 11664, while the sum is 28.

The square root of 213346333 is about 14606.3798731924. The cubic root of 213346333 is about 597.5327694544.

Adding to 213346333 its reverse (333643312), we get a palindrome (546989645).

The spelling of 213346333 in words is "two hundred thirteen million, three hundred forty-six thousand, three hundred thirty-three".