478687203 has 6 divisors (see below), whose sum is σ = 691437084. Its totient is φ = 319124796.

The previous prime is 478687171. The next prime is 478687211. The reversal of 478687203 is 302786874.

It is a happy number.

It is not a de Polignac number, because 478687203 - 2⁵ = 478687171 is a prime.

It is not an unprimeable number, because it can be changed into a prime (478687243) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 26593725 + ... + 26593742.

It is an arithmetic number, because the mean of its divisors is an integer number (115239514).

Almost surely, 2^478687203 is an apocalyptic number.

478687203 is a deficient number, since it is larger than the sum of its proper divisors (212749881).

478687203 is a wasteful number, since it uses less digits than its factorization.

478687203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53187473 (or 53187470 counting only the distinct ones).

The product of its (nonzero) digits is 451584, while the sum is 45.

The square root of 478687203 is about 21878.9214313686. The cubic root of 478687203 is about 782.2590672532.

The spelling of 478687203 in words is "four hundred seventy-eight million, six hundred eighty-seven thousand, two hundred three".