480256717 has 4 divisors (see below), whose sum is σ = 485011836. Its totient is φ = 475501600.

The previous prime is 480256687. The next prime is 480256741. The reversal of 480256717 is 717652084.

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 260209161 + 220047556 = 16131^2 + 14834^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-480256717 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 480256717.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (480254717) 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, 2377408 + ... + 2377609.

It is an arithmetic number, because the mean of its divisors is an integer number (121252959).

Almost surely, 2^480256717 is an apocalyptic number.

It is an amenable number.

480256717 is a deficient number, since it is larger than the sum of its proper divisors (4755119).

480256717 is a wasteful number, since it uses less digits than its factorization.

480256717 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4755118.

The product of its (nonzero) digits is 94080, while the sum is 40.

The square root of 480256717 is about 21914.7602542214. The cubic root of 480256717 is about 783.1130885060.

The spelling of 480256717 in words is "four hundred eighty million, two hundred fifty-six thousand, seven hundred seventeen".