345968516 has 12 divisors (see below), whose sum is σ = 613972800. Its totient is φ = 170547720.

The previous prime is 345968509. The next prime is 345968563. The reversal of 345968516 is 615869543.

It is a happy number.

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, 608816 + ... + 609383.

It is an arithmetic number, because the mean of its divisors is an integer number (51164400).

Almost surely, 2^345968516 is an apocalyptic number.

It is an amenable number.

345968516 is a deficient number, since it is larger than the sum of its proper divisors (268004284).

345968516 is a wasteful number, since it uses less digits than its factorization.

345968516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1218274 (or 1218272 counting only the distinct ones).

The product of its digits is 777600, while the sum is 47.

The square root of 345968516 is about 18600.2289233224. The cubic root of 345968516 is about 702.0136008166.

The spelling of 345968516 in words is "three hundred forty-five million, nine hundred sixty-eight thousand, five hundred sixteen".