478303305 has 16 divisors (see below), whose sum is σ = 770874624. Its totient is φ = 253232000.

The previous prime is 478303277. The next prime is 478303337. The reversal of 478303305 is 503303874.

It is not a de Polignac number, because 478303305 - 2¹⁶ = 478237769 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 114321 + ... + 118430.

It is an arithmetic number, because the mean of its divisors is an integer number (48179664).

Almost surely, 2^478303305 is an apocalyptic number.

It is an amenable number.

478303305 is a deficient number, since it is larger than the sum of its proper divisors (292571319).

478303305 is a wasteful number, since it uses less digits than its factorization.

478303305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232896.

The product of its (nonzero) digits is 30240, while the sum is 33.

The square root of 478303305 is about 21870.1464329803. The cubic root of 478303305 is about 782.0498923782.

The spelling of 478303305 in words is "four hundred seventy-eight million, three hundred three thousand, three hundred five".