6823745492 has 6 divisors (see below), whose sum is σ = 11941554618. Its totient is φ = 3411872744.

The previous prime is 6823745473. The next prime is 6823745503. The reversal of 6823745492 is 2945473286.

It can be written as a sum of positive squares in only one way, i.e., 5637907396 + 1185838096 = 75086^2 + 34436^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 6823745492.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 852968183 + ... + 852968190.

It is an arithmetic number, because the mean of its divisors is an integer number (1990259103).

Almost surely, 2^6823745492 is an apocalyptic number.

It is an amenable number.

6823745492 is a deficient number, since it is larger than the sum of its proper divisors (5117809126).

6823745492 is a wasteful number, since it uses less digits than its factorization.

6823745492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1705936377 (or 1705936375 counting only the distinct ones).

The product of its digits is 2903040, while the sum is 50.

The square root of 6823745492 is about 82605.9652325424. The cubic root of 6823745492 is about 1896.7391428897.

The spelling of 6823745492 in words is "six billion, eight hundred twenty-three million, seven hundred forty-five thousand, four hundred ninety-two".