833428 has 12 divisors (see below), whose sum is σ = 1522080. Its totient is φ = 398552.

The previous prime is 833389. The next prime is 833429. The reversal of 833428 is 824338.

It is a d-powerful number, because it can be written as 8³ + 3⁸ + 4⁹ + 3¹² + 2 + 8⁵ .

It is a junction number, because it is equal to n+sod(n) for n = 833396 and 833405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (833429) by changing a digit.

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, 4438 + ... + 4621.

It is an arithmetic number, because the mean of its divisors is an integer number (126840).

2⁸³³⁴²⁸ is an apocalyptic number.

It is an amenable number.

833428 is a deficient number, since it is larger than the sum of its proper divisors (688652).

833428 is a wasteful number, since it uses less digits than its factorization.

833428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9086 (or 9084 counting only the distinct ones).

The product of its digits is 4608, while the sum is 28.

The square root of 833428 is about 912.9227787716. The cubic root of 833428 is about 94.1071661429.

The spelling of 833428 in words is "eight hundred thirty-three thousand, four hundred twenty-eight".