320476673 has 8 divisors (see below), whose sum is σ = 370176480. Its totient is φ = 274204480.

The previous prime is 320476669. The next prime is 320476699. The reversal of 320476673 is 376674023.

It is a happy number.

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

It is not a de Polignac number, because 320476673 - 2² = 320476669 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (320476073) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 856703 + ... + 857076.

It is an arithmetic number, because the mean of its divisors is an integer number (46272060).

Almost surely, 2^320476673 is an apocalyptic number.

It is an amenable number.

320476673 is a deficient number, since it is larger than the sum of its proper divisors (49699807).

320476673 is a wasteful number, since it uses less digits than its factorization.

320476673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1713807.

The product of its (nonzero) digits is 127008, while the sum is 38.

The square root of 320476673 is about 17901.8622774280. The cubic root of 320476673 is about 684.3298349099.

The spelling of 320476673 in words is "three hundred twenty million, four hundred seventy-six thousand, six hundred seventy-three".