828022308 has 12 divisors (see below), whose sum is σ = 1932052080. Its totient is φ = 276007432.

The previous prime is 828022291. The next prime is 828022309. The reversal of 828022308 is 803220828.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (828022309) 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, 34500918 + ... + 34500941.

It is an arithmetic number, because the mean of its divisors is an integer number (161004340).

Almost surely, 2^828022308 is an apocalyptic number.

It is an amenable number.

828022308 is an abundant number, since it is smaller than the sum of its proper divisors (1104029772).

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

828022308 is a wasteful number, since it uses less digits than its factorization.

828022308 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69001866 (or 69001864 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 33.

The square root of 828022308 is about 28775.3767655612. The cubic root of 828022308 is about 939.0326202969.

The spelling of 828022308 in words is "eight hundred twenty-eight million, twenty-two thousand, three hundred eight".