9827828 has 12 divisors (see below), whose sum is σ = 17455872. Its totient is φ = 4840440.

The previous prime is 9827827. The next prime is 9827879. The reversal of 9827828 is 8287289.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9827821) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18068 + ... + 18603.

It is an arithmetic number, because the mean of its divisors is an integer number (1454656).

Almost surely, 2^9827828 is an apocalyptic number.

It is an amenable number.

9827828 is a deficient number, since it is larger than the sum of its proper divisors (7628044).

9827828 is a wasteful number, since it uses less digits than its factorization.

9827828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36742 (or 36740 counting only the distinct ones).

The product of its digits is 129024, while the sum is 44.

The square root of 9827828 is about 3134.9366819762. The cubic root of 9827828 is about 214.1998598712.

The spelling of 9827828 in words is "nine million, eight hundred twenty-seven thousand, eight hundred twenty-eight".