479397173 has 4 divisors (see below), whose sum is σ = 495928140. Its totient is φ = 462866208.

The previous prime is 479397157. The next prime is 479397209. The reversal of 479397173 is 371793974.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 128097124 + 351300049 = 11318^2 + 18743^2 .

It is a cyclic number.

It is not a de Polignac number, because 479397173 - 2⁴ = 479397157 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (479397673) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8265440 + ... + 8265497.

It is an arithmetic number, because the mean of its divisors is an integer number (123982035).

Almost surely, 2^479397173 is an apocalyptic number.

It is an amenable number.

479397173 is a deficient number, since it is larger than the sum of its proper divisors (16530967).

479397173 is a wasteful number, since it uses less digits than its factorization.

479397173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16530966.

The product of its digits is 1000188, while the sum is 50.

The square root of 479397173 is about 21895.1403969009. The cubic root of 479397173 is about 782.6456148217.

The spelling of 479397173 in words is "four hundred seventy-nine million, three hundred ninety-seven thousand, one hundred seventy-three".