822713748 has 12 divisors (see below), whose sum is σ = 1919665440. Its totient is φ = 274237912.

The previous prime is 822713729. The next prime is 822713777. The reversal of 822713748 is 847317228.

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

It is a super-2 number, since 2×822713748² = 1353715822296415008, which contains 22 as substring.

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 in 3 ways as a sum of consecutive naturals, for example, 34279728 + ... + 34279751.

It is an arithmetic number, because the mean of its divisors is an integer number (159972120).

Almost surely, 2^822713748 is an apocalyptic number.

It is an amenable number.

822713748 is an abundant number, since it is smaller than the sum of its proper divisors (1096951692).

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

822713748 is a wasteful number, since it uses less digits than its factorization.

822713748 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68559486 (or 68559484 counting only the distinct ones).

The product of its digits is 150528, while the sum is 42.

The square root of 822713748 is about 28682.9870829382. The cubic root of 822713748 is about 937.0215625278.

The spelling of 822713748 in words is "eight hundred twenty-two million, seven hundred thirteen thousand, seven hundred forty-eight".