823744052 has 6 divisors (see below), whose sum is σ = 1441552098. Its totient is φ = 411872024.

The previous prime is 823744049. The next prime is 823744087. The reversal of 823744052 is 250447328.

It can be written as a sum of positive squares in only one way, i.e., 822771856 + 972196 = 28684^2 + 986^2 .

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 as a sum of consecutive naturals, namely, 102968003 + ... + 102968010.

It is an arithmetic number, because the mean of its divisors is an integer number (240258683).

Almost surely, 2^823744052 is an apocalyptic number.

It is an amenable number.

823744052 is a deficient number, since it is larger than the sum of its proper divisors (617808046).

823744052 is a wasteful number, since it uses less digits than its factorization.

823744052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205936017 (or 205936015 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 35.

The square root of 823744052 is about 28700.9416570258. The cubic root of 823744052 is about 937.4125508238.

The spelling of 823744052 in words is "eight hundred twenty-three million, seven hundred forty-four thousand, fifty-two".