478263522 has 16 divisors (see below), whose sum is σ = 1043484192. Its totient is φ = 144928320.

The previous prime is 478263503. The next prime is 478263553. The reversal of 478263522 is 225362874.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3623143 + ... + 3623274.

It is an arithmetic number, because the mean of its divisors is an integer number (65217762).

Almost surely, 2^478263522 is an apocalyptic number.

478263522 is an abundant number, since it is smaller than the sum of its proper divisors (565220670).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

478263522 is a wasteful number, since it uses less digits than its factorization.

478263522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7246433.

The product of its digits is 161280, while the sum is 39.

The square root of 478263522 is about 21869.2368865491. The cubic root of 478263522 is about 782.0282093770.

The spelling of 478263522 in words is "four hundred seventy-eight million, two hundred sixty-three thousand, five hundred twenty-two".