478666874 has 16 divisors (see below), whose sum is σ = 821423616. Its totient is φ = 204930000.

The previous prime is 478666873. The next prime is 478666879.

478666874 is nontrivially palindromic in base 10.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (478666871) 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, 3377 + ... + 31124.

It is an arithmetic number, because the mean of its divisors is an integer number (51338976).

Almost surely, 2^478666874 is an apocalyptic number.

478666874 is a deficient number, since it is larger than the sum of its proper divisors (342756742).

478666874 is a wasteful number, since it uses less digits than its factorization.

478666874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35501.

The product of its digits is 10838016, while the sum is 56.

The square root of 478666874 is about 21878.4568468619. The cubic root of 478666874 is about 782.2479933762.

The spelling of 478666874 in words is "four hundred seventy-eight million, six hundred sixty-six thousand, eight hundred seventy-four".