480005399 has 4 divisors (see below), whose sum is σ = 480081264. Its totient is φ = 479929536.

The previous prime is 480005389. The next prime is 480005411. The reversal of 480005399 is 993500084.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-480005399 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 (480005389) 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, 27482 + ... + 41415.

It is an arithmetic number, because the mean of its divisors is an integer number (120020316).

Almost surely, 2^480005399 is an apocalyptic number.

480005399 is a deficient number, since it is larger than the sum of its proper divisors (75865).

480005399 is an equidigital number, since it uses as much as digits as its factorization.

480005399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75864.

The product of its (nonzero) digits is 38880, while the sum is 38.

The square root of 480005399 is about 21909.0255146138. The cubic root of 480005399 is about 782.9764638298.

The spelling of 480005399 in words is "four hundred eighty million, five thousand, three hundred ninety-nine".