1535828 has 12 divisors (see below), whose sum is σ = 3071712. Its totient is φ = 658200.

The previous prime is 1535813. The next prime is 1535837. The reversal of 1535828 is 8285351.

It is a happy number.

1535828 is an admirable number.

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 1535794 and 1535803.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27398 + ... + 27453.

It is an arithmetic number, because the mean of its divisors is an integer number (255976).

2^1535828 is an apocalyptic number.

It is an amenable number.

1535828 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1535828 is a wasteful number, since it uses less digits than its factorization.

1535828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54862 (or 54860 counting only the distinct ones).

The product of its digits is 9600, while the sum is 32.

The square root of 1535828 is about 1239.2852778921. The cubic root of 1535828 is about 115.3756587464.

The spelling of 1535828 in words is "one million, five hundred thirty-five thousand, eight hundred twenty-eight".