478949004 has 48 divisors (see below), whose sum is σ = 1251532800. Its totient is φ = 158388048.

The previous prime is 478948999. The next prime is 478949057. The reversal of 478949004 is 400949874.

478949004 is a `hidden beast` number, since 478 + 94 + 90 + 0 + 4 = 666.

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 15 ways as a sum of consecutive naturals, for example, 3744 + ... + 31175.

It is an arithmetic number, because the mean of its divisors is an integer number (26073600).

Almost surely, 2^478949004 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 478949004, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (625766400).

478949004 is an abundant number, since it is smaller than the sum of its proper divisors (772583796).

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

478949004 is a wasteful number, since it uses less digits than its factorization.

478949004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35059 (or 35051 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 45.

The square root of 478949004 is about 21884.9035638725. The cubic root of 478949004 is about 782.4016508867.

The spelling of 478949004 in words is "four hundred seventy-eight million, nine hundred forty-nine thousand, four".