479978246 has 64 divisors (see below), whose sum is σ = 839808000. Its totient is φ = 203723520.

The previous prime is 479978231. The next prime is 479978299. The reversal of 479978246 is 642879974.

It is a Smith number, since the sum of its digits (56) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 479978191 and 479978200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4485725 + ... + 4485831.

It is an arithmetic number, because the mean of its divisors is an integer number (13122000).

Almost surely, 2^479978246 is an apocalyptic number.

479978246 is a deficient number, since it is larger than the sum of its proper divisors (359829754).

479978246 is a wasteful number, since it uses less digits than its factorization.

479978246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 317.

The product of its digits is 6096384, while the sum is 56.

The square root of 479978246 is about 21908.4058297266. The cubic root of 479978246 is about 782.9616997175.

The spelling of 479978246 in words is "four hundred seventy-nine million, nine hundred seventy-eight thousand, two hundred forty-six".