478715 has 8 divisors (see below), whose sum is σ = 583440. Its totient is φ = 376992.

The previous prime is 478711. The next prime is 478727. The reversal of 478715 is 517874.

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

It is a cyclic number.

It is not a de Polignac number, because 478715 - 2² = 478711 is a prime.

It is not an unprimeable number, because it can be changed into a prime (478711) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 380 + ... + 1049.

It is an arithmetic number, because the mean of its divisors is an integer number (72930).

2⁴⁷⁸⁷¹⁵ is an apocalyptic number.

478715 is a deficient number, since it is larger than the sum of its proper divisors (104725).

478715 is a wasteful number, since it uses less digits than its factorization.

478715 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1501.

The product of its digits is 7840, while the sum is 32.

The square root of 478715 is about 691.8923326646. The cubic root of 478715 is about 78.2274208689.

The spelling of 478715 in words is "four hundred seventy-eight thousand, seven hundred fifteen".