585428 has 12 divisors (see below), whose sum is σ = 1078560. Its totient is φ = 277272.

The previous prime is 585413. The next prime is 585437. The reversal of 585428 is 824585.

585428 = 72² + 73² + ... + 128².

It is a junction number, because it is equal to n+sod(n) for n = 585394 and 585403.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 585428.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3776 + ... + 3927.

It is an arithmetic number, because the mean of its divisors is an integer number (89880).

2⁵⁸⁵⁴²⁸ is an apocalyptic number.

It is an amenable number.

585428 is a deficient number, since it is larger than the sum of its proper divisors (493132).

585428 is a wasteful number, since it uses less digits than its factorization.

585428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7726 (or 7724 counting only the distinct ones).

The product of its digits is 12800, while the sum is 32.

The square root of 585428 is about 765.1326682347. The cubic root of 585428 is about 83.6548574272.

The spelling of 585428 in words is "five hundred eighty-five thousand, four hundred twenty-eight".