823380852 has 24 divisors (see below), whose sum is σ = 2195682496. Its totient is φ = 235251648.

The previous prime is 823380851. The next prime is 823380881. The reversal of 823380852 is 258083328.

823380852 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 823380852.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (823380851) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4900993 + ... + 4901160.

Almost surely, 2^823380852 is an apocalyptic number.

It is an amenable number.

823380852 is an abundant number, since it is smaller than the sum of its proper divisors (1372301644).

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

823380852 is a wasteful number, since it uses less digits than its factorization.

823380852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9802167 (or 9802165 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 39.

The square root of 823380852 is about 28694.6136408909. The cubic root of 823380852 is about 937.2747579058.

The spelling of 823380852 in words is "eight hundred twenty-three million, three hundred eighty thousand, eight hundred fifty-two".