345322353 has 16 divisors (see below), whose sum is σ = 464879232. Its totient is φ = 228000000.

The previous prime is 345322349. The next prime is 345322387. The reversal of 345322353 is 353223543.

It is not a de Polignac number, because 345322353 - 2² = 345322349 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 345322353.

It is not an unprimeable number, because it can be changed into a prime (345322553) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 180703 + ... + 182603.

It is an arithmetic number, because the mean of its divisors is an integer number (29054952).

Almost surely, 2^345322353 is an apocalyptic number.

It is an amenable number.

345322353 is a deficient number, since it is larger than the sum of its proper divisors (119556879).

345322353 is a wasteful number, since it uses less digits than its factorization.

345322353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2456.

The product of its digits is 32400, while the sum is 30.

The square root of 345322353 is about 18582.8510460586. The cubic root of 345322353 is about 701.5762797971.

Adding to 345322353 its reverse (353223543), we get a palindrome (698545896).

The spelling of 345322353 in words is "three hundred forty-five million, three hundred twenty-two thousand, three hundred fifty-three".