345313225 has 12 divisors (see below), whose sum is σ = 428474560. Its totient is φ = 276066000.

The previous prime is 345313217. The next prime is 345313229. The reversal of 345313225 is 522313543.

It is not a de Polignac number, because 345313225 - 2³ = 345313217 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 345313193 and 345313202.

It is not an unprimeable number, because it can be changed into a prime (345313229) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 43300 + ... + 50650.

Almost surely, 2^345313225 is an apocalyptic number.

It is an amenable number.

345313225 is a deficient number, since it is larger than the sum of its proper divisors (83161335).

345313225 is a wasteful number, since it uses less digits than its factorization.

345313225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9240 (or 9235 counting only the distinct ones).

The product of its digits is 10800, while the sum is 28.

The square root of 345313225 is about 18582.6054416489. The cubic root of 345313225 is about 701.5700980902.

Adding to 345313225 its reverse (522313543), we get a palindrome (867626768).

The spelling of 345313225 in words is "three hundred forty-five million, three hundred thirteen thousand, two hundred twenty-five".