478306982 has 8 divisors (see below), whose sum is σ = 729621000. Its totient is φ = 235099984.

The previous prime is 478306981. The next prime is 478307059. The reversal of 478306982 is 289603874.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (478306981) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2026607 + ... + 2026842.

It is an arithmetic number, because the mean of its divisors is an integer number (91202625).

Almost surely, 2^478306982 is an apocalyptic number.

478306982 is a deficient number, since it is larger than the sum of its proper divisors (251314018).

478306982 is a wasteful number, since it uses less digits than its factorization.

478306982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4053510.

The product of its (nonzero) digits is 580608, while the sum is 47.

The square root of 478306982 is about 21870.2304971850. The cubic root of 478306982 is about 782.0518963996.

The spelling of 478306982 in words is "four hundred seventy-eight million, three hundred six thousand, nine hundred eighty-two".