475302320 has 80 divisors (see below), whose sum is σ = 1179085248. Its totient is φ = 177561600.

The previous prime is 475302319. The next prime is 475302353. The reversal of 475302320 is 23203574.

It is a tau number, because it is divible by the number of its divisors (80).

It is a self number, because there is not a number n which added to its sum of digits gives 475302320.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 185045 + ... + 187595.

Almost surely, 2^475302320 is an apocalyptic number.

475302320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 475302320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (589542624).

475302320 is an abundant number, since it is smaller than the sum of its proper divisors (703782928).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

475302320 is a wasteful number, since it uses less digits than its factorization.

475302320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2718 (or 2712 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 26.

The square root of 475302320 is about 21801.4293109420. The cubic root of 475302320 is about 780.4108727264.

Adding to 475302320 its reverse (23203574), we get a palindrome (498505894).

The spelling of 475302320 in words is "four hundred seventy-five million, three hundred two thousand, three hundred twenty".