320505034 has 16 divisors (see below), whose sum is σ = 506479680. Its totient is φ = 151692480.

The previous prime is 320505007. The next prime is 320505047. The reversal of 320505034 is 430505023.

It is a junction number, because it is equal to n+sod(n) for n = 320504996 and 320505014.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56299 + ... + 61729.

It is an arithmetic number, because the mean of its divisors is an integer number (31654980).

Almost surely, 2^320505034 is an apocalyptic number.

320505034 is a deficient number, since it is larger than the sum of its proper divisors (185974646).

320505034 is a wasteful number, since it uses less digits than its factorization.

320505034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7005.

The product of its (nonzero) digits is 1800, while the sum is 22.

The square root of 320505034 is about 17902.6543841968. The cubic root of 320505034 is about 684.3500212007.

The spelling of 320505034 in words is "three hundred twenty million, five hundred five thousand, thirty-four".