480403999 has 12 divisors (see below), whose sum is σ = 511798824. Its totient is φ = 450829872.

The previous prime is 480403997. The next prime is 480404027. The reversal of 480403999 is 999304084.

480403999 = T₃₄₇ + T₃₄₈ + ... + T₁₄₂₉.

It is not a de Polignac number, because 480403999 - 2¹ = 480403997 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 (480403997) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 32409 + ... + 44845.

It is an arithmetic number, because the mean of its divisors is an integer number (42649902).

Almost surely, 2^480403999 is an apocalyptic number.

480403999 is a deficient number, since it is larger than the sum of its proper divisors (31394825).

480403999 is a wasteful number, since it uses less digits than its factorization.

480403999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12582 (or 12563 counting only the distinct ones).

The product of its (nonzero) digits is 279936, while the sum is 46.

The square root of 480403999 is about 21918.1203345542. The cubic root of 480403999 is about 783.1931336634.

The spelling of 480403999 in words is "four hundred eighty million, four hundred three thousand, nine hundred ninety-nine".