346143233 has 4 divisors (see below), whose sum is σ = 346894548. Its totient is φ = 345391920.

The previous prime is 346143229. The next prime is 346143271. The reversal of 346143233 is 332341643.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 243890689 + 102252544 = 15617^2 + 10112^2 .

It is a cyclic number.

It is not a de Polignac number, because 346143233 - 2² = 346143229 is a prime.

It is a super-3 number, since 3×346143233³ (a number of 27 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 346143196 and 346143205.

It is not an unprimeable number, because it can be changed into a prime (346143223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 374966 + ... + 375887.

It is an arithmetic number, because the mean of its divisors is an integer number (86723637).

Almost surely, 2^346143233 is an apocalyptic number.

It is an amenable number.

346143233 is a deficient number, since it is larger than the sum of its proper divisors (751315).

346143233 is an equidigital number, since it uses as much as digits as its factorization.

346143233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 751314.

The product of its digits is 15552, while the sum is 29.

The square root of 346143233 is about 18604.9249662556. The cubic root of 346143233 is about 702.1317551797.

Adding to 346143233 its reverse (332341643), we get a palindrome (678484876).

The spelling of 346143233 in words is "three hundred forty-six million, one hundred forty-three thousand, two hundred thirty-three".