478862785 has 8 divisors (see below), whose sum is σ = 577645056. Its totient is φ = 381083760.

The previous prime is 478862777. The next prime is 478862801. The reversal of 478862785 is 587268874.

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

It is not a de Polignac number, because 478862785 - 2³ = 478862777 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 249759 + ... + 251668.

It is an arithmetic number, because the mean of its divisors is an integer number (72205632).

Almost surely, 2^478862785 is an apocalyptic number.

It is an amenable number.

478862785 is a deficient number, since it is larger than the sum of its proper divisors (98782271).

478862785 is a wasteful number, since it uses less digits than its factorization.

478862785 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 501623.

The product of its digits is 6021120, while the sum is 55.

The square root of 478862785 is about 21882.9336470227. The cubic root of 478862785 is about 782.3546995163.

The spelling of 478862785 in words is "four hundred seventy-eight million, eight hundred sixty-two thousand, seven hundred eighty-five".