480405 has 8 divisors (see below), whose sum is σ = 768672. Its totient is φ = 256208.

The previous prime is 480391. The next prime is 480409. The reversal of 480405 is 504084.

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

It is a cyclic number.

It is not a de Polignac number, because 480405 - 2⁵ = 480373 is a prime.

It is a nialpdrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (480409) 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, 15999 + ... + 16028.

It is an arithmetic number, because the mean of its divisors is an integer number (96084).

2⁴⁸⁰⁴⁰⁵ is an apocalyptic number.

It is an amenable number.

480405 is a deficient number, since it is larger than the sum of its proper divisors (288267).

480405 is a wasteful number, since it uses less digits than its factorization.

480405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32035.

The product of its (nonzero) digits is 640, while the sum is 21.

The square root of 480405 is about 693.1125449738. The cubic root of 480405 is about 78.3193677633.

Adding to 480405 its reverse (504084), we get a palindrome (984489).

The spelling of 480405 in words is "four hundred eighty thousand, four hundred five".