345411233 has 8 divisors (see below), whose sum is σ = 347193000. Its totient is φ = 343634688.

The previous prime is 345411191. The next prime is 345411239. The reversal of 345411233 is 332114543.

It can be written as a sum of positive squares in 4 ways, for example, as 106646929 + 238764304 = 10327^2 + 15452^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 345411233 - 2²⁰ = 344362657 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (345411239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 206123 + ... + 207791.

It is an arithmetic number, because the mean of its divisors is an integer number (43399125).

Almost surely, 2^345411233 is an apocalyptic number.

It is an amenable number.

345411233 is a deficient number, since it is larger than the sum of its proper divisors (1781767).

345411233 is a wasteful number, since it uses less digits than its factorization.

345411233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2611.

The product of its digits is 4320, while the sum is 26.

The square root of 345411233 is about 18585.2423443979. The cubic root of 345411233 is about 701.6364658331.

Adding to 345411233 its reverse (332114543), we get a palindrome (677525776).

The spelling of 345411233 in words is "three hundred forty-five million, four hundred eleven thousand, two hundred thirty-three".