478823622 has 16 divisors (see below), whose sum is σ = 967521072. Its totient is φ = 157962240.

The previous prime is 478823573. The next prime is 478823627. The reversal of 478823622 is 226328874.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (478823627) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 410779 + ... + 411942.

It is an arithmetic number, because the mean of its divisors is an integer number (60470067).

Almost surely, 2^478823622 is an apocalyptic number.

478823622 is an abundant number, since it is smaller than the sum of its proper divisors (488697450).

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

478823622 is a wasteful number, since it uses less digits than its factorization.

478823622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 822823.

The product of its digits is 258048, while the sum is 42.

The square root of 478823622 is about 21882.0387989785. The cubic root of 478823622 is about 782.3333710736. Note that the first 4 decimals are identical.

The spelling of 478823622 in words is "four hundred seventy-eight million, eight hundred twenty-three thousand, six hundred twenty-two".