345518256 has 20 divisors (see below), whose sum is σ = 892588952. Its totient is φ = 115172736.

The previous prime is 345518233. The next prime is 345518297. The reversal of 345518256 is 652815543.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3599101 + ... + 3599196.

Almost surely, 2^345518256 is an apocalyptic number.

It is an amenable number.

345518256 is an abundant number, since it is smaller than the sum of its proper divisors (547070696).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

345518256 is a wasteful number, since it uses less digits than its factorization.

345518256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7198308 (or 7198302 counting only the distinct ones).

The product of its digits is 144000, while the sum is 39.

The square root of 345518256 is about 18588.1213682287. The cubic root of 345518256 is about 701.7089238948.

The spelling of 345518256 in words is "three hundred forty-five million, five hundred eighteen thousand, two hundred fifty-six".