478884222 has 24 divisors (see below), whose sum is σ = 1059660576. Its totient is φ = 156231456.

The previous prime is 478884191. The next prime is 478884253. The reversal of 478884222 is 222488874.

It is an interprime number because it is at equal distance from previous prime (478884191) and next prime (478884253).

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 282183 + ... + 283874.

It is an arithmetic number, because the mean of its divisors is an integer number (44152524).

Almost surely, 2^478884222 is an apocalyptic number.

478884222 is an abundant number, since it is smaller than the sum of its proper divisors (580776354).

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

478884222 is a wasteful number, since it uses less digits than its factorization.

478884222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 566112 (or 566109 counting only the distinct ones).

The product of its digits is 458752, while the sum is 45.

The square root of 478884222 is about 21883.4234524674. The cubic root of 478884222 is about 782.3663737634.

The spelling of 478884222 in words is "four hundred seventy-eight million, eight hundred eighty-four thousand, two hundred twenty-two".