428104 has 16 divisors (see below), whose sum is σ = 817200. Its totient is φ = 210192.

The previous prime is 428093. The next prime is 428137. The reversal of 428104 is 401824.

It is a nialpdrome in base 9.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19 + ... + 925.

It is an arithmetic number, because the mean of its divisors is an integer number (51075).

2⁴²⁸¹⁰⁴ is an apocalyptic number.

It is an amenable number.

428104 is a deficient number, since it is larger than the sum of its proper divisors (389096).

428104 is a wasteful number, since it uses less digits than its factorization.

428104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 972 (or 968 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

The square root of 428104 is about 654.2965688432. The cubic root of 428104 is about 75.3673239637.

Adding to 428104 its reverse (401824), we get a palindrome (829928).

The spelling of 428104 in words is "four hundred twenty-eight thousand, one hundred four".