427478 has 8 divisors (see below), whose sum is σ = 669168. Its totient is φ = 204424.

The previous prime is 427477. The next prime is 427513. The reversal of 427478 is 874724.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (427477) 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, 4601 + ... + 4692.

It is an arithmetic number, because the mean of its divisors is an integer number (83646).

2⁴²⁷⁴⁷⁸ is an apocalyptic number.

427478 is a deficient number, since it is larger than the sum of its proper divisors (241690).

427478 is a wasteful number, since it uses less digits than its factorization.

427478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9318.

The product of its digits is 12544, while the sum is 32.

The square root of 427478 is about 653.8180174942. The cubic root of 427478 is about 75.3305704645.

The spelling of 427478 in words is "four hundred twenty-seven thousand, four hundred seventy-eight".