828306999 has 16 divisors (see below), whose sum is σ = 1321516000. Its totient is φ = 509727168.

The previous prime is 828306953. The next prime is 828307013. The reversal of 828306999 is 999603828.

It is not a de Polignac number, because 828306999 - 2²¹ = 826209847 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (828306299) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1179574 + ... + 1180275.

It is an arithmetic number, because the mean of its divisors is an integer number (82594750).

Almost surely, 2^828306999 is an apocalyptic number.

828306999 is a deficient number, since it is larger than the sum of its proper divisors (493209001).

828306999 is a wasteful number, since it uses less digits than its factorization.

828306999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2359871 (or 2359865 counting only the distinct ones).

The product of its (nonzero) digits is 1679616, while the sum is 54.

The square root of 828306999 is about 28780.3231218831. The cubic root of 828306999 is about 939.1402275037.

The spelling of 828306999 in words is "eight hundred twenty-eight million, three hundred six thousand, nine hundred ninety-nine".