320604346 has 8 divisors (see below), whose sum is σ = 481420404. Its totient is φ = 160130880.

The previous prime is 320604341. The next prime is 320604419. The reversal of 320604346 is 643406023.

It can be written as a sum of positive squares in 2 ways, for example, as 320231025 + 373321 = 17895^2 + 611^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (320604341) 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, 83295 + ... + 87058.

Almost surely, 2^320604346 is an apocalyptic number.

320604346 is a deficient number, since it is larger than the sum of its proper divisors (160816058).

320604346 is a wasteful number, since it uses less digits than its factorization.

320604346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171296.

The product of its (nonzero) digits is 10368, while the sum is 28.

The square root of 320604346 is about 17905.4278362736. The cubic root of 320604346 is about 684.4206983545.

The spelling of 320604346 in words is "three hundred twenty million, six hundred four thousand, three hundred forty-six".