478607 has 4 divisors (see below), whose sum is σ = 499440. Its totient is φ = 457776.

The previous prime is 478603. The next prime is 478627. The reversal of 478607 is 706874.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 478607 - 2² = 478603 is a prime.

It is a Duffinian number.

It is a plaindrome in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (478603) 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, 10382 + ... + 10427.

It is an arithmetic number, because the mean of its divisors is an integer number (124860).

2⁴⁷⁸⁶⁰⁷ is an apocalyptic number.

478607 is a deficient number, since it is larger than the sum of its proper divisors (20833).

478607 is a wasteful number, since it uses less digits than its factorization.

478607 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20832.

The product of its (nonzero) digits is 9408, while the sum is 32.

The square root of 478607 is about 691.8142814369. The cubic root of 478607 is about 78.2215376211.

The spelling of 478607 in words is "four hundred seventy-eight thousand, six hundred seven".