345367816 has 16 divisors (see below), whose sum is σ = 675720000. Its totient is φ = 165175824.

The previous prime is 345367753. The next prime is 345367819. The reversal of 345367816 is 618763543.

It is not an unprimeable number, because it can be changed into a prime (345367819) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 938316 + ... + 938683.

It is an arithmetic number, because the mean of its divisors is an integer number (42232500).

Almost surely, 2^345367816 is an apocalyptic number.

It is an amenable number.

345367816 is a deficient number, since it is larger than the sum of its proper divisors (330352184).

345367816 is a wasteful number, since it uses less digits than its factorization.

345367816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1877028 (or 1877024 counting only the distinct ones).

The product of its digits is 362880, while the sum is 43.

The square root of 345367816 is about 18584.0742572774. The cubic root of 345367816 is about 701.6070668404.

The spelling of 345367816 in words is "three hundred forty-five million, three hundred sixty-seven thousand, eight hundred sixteen".