478429 has 8 divisors (see below), whose sum is σ = 560448. Its totient is φ = 399840.

The previous prime is 478427. The next prime is 478433. The reversal of 478429 is 924874.

It is a happy number.

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

It is not a de Polignac number, because 478429 - 2¹ = 478427 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 478394 and 478403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (478421) 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, 547 + ... + 1120.

It is an arithmetic number, because the mean of its divisors is an integer number (70056).

2⁴⁷⁸⁴²⁹ is an apocalyptic number.

It is an amenable number.

478429 is a deficient number, since it is larger than the sum of its proper divisors (82019).

478429 is a wasteful number, since it uses less digits than its factorization.

478429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1715.

The product of its digits is 16128, while the sum is 34.

The square root of 478429 is about 691.6856222302. The cubic root of 478429 is about 78.2118392254.

The spelling of 478429 in words is "four hundred seventy-eight thousand, four hundred twenty-nine".