478982403 has 24 divisors (see below), whose sum is σ = 722358000. Its totient is φ = 317154528.

The previous prime is 478982363. The next prime is 478982407. The reversal of 478982403 is 304289874.

It is not a de Polignac number, because 478982403 - 2¹⁰ = 478981379 is a prime.

It is not an unprimeable number, because it can be changed into a prime (478982407) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 29593 + ... + 42821.

It is an arithmetic number, because the mean of its divisors is an integer number (30098250).

Almost surely, 2^478982403 is an apocalyptic number.

478982403 is a deficient number, since it is larger than the sum of its proper divisors (243375597).

478982403 is a wasteful number, since it uses less digits than its factorization.

478982403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13393 (or 13381 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 45.

The square root of 478982403 is about 21885.6666108209. Note that the first 4 decimals coincide. The cubic root of 478982403 is about 782.4198371132.

The spelling of 478982403 in words is "four hundred seventy-eight million, nine hundred eighty-two thousand, four hundred three".