282428 has 6 divisors (see below), whose sum is σ = 494256. Its totient is φ = 141212.

The previous prime is 282427. The next prime is 282439. The reversal of 282428 is 824282.

282428 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 282397 and 282406.

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 282428.

It is not an unprimeable number, because it can be changed into a prime (282427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35300 + ... + 35307.

It is an arithmetic number, because the mean of its divisors is an integer number (82376).

2²⁸²⁴²⁸ is an apocalyptic number.

It is an amenable number.

282428 is a deficient number, since it is larger than the sum of its proper divisors (211828).

282428 is a wasteful number, since it uses less digits than its factorization.

282428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70611 (or 70609 counting only the distinct ones).

The product of its digits is 2048, while the sum is 26.

The square root of 282428 is about 531.4395544180. The cubic root of 282428 is about 65.6098810220.

The spelling of 282428 in words is "two hundred eighty-two thousand, four hundred twenty-eight".