2685524836 has 6 divisors (see below), whose sum is σ = 4699668470. Its totient is φ = 1342762416.

The previous prime is 2685524819. The next prime is 2685524839. The reversal of 2685524836 is 6384255862.

It can be written as a sum of positive squares in only one way, i.e., 2628612900 + 56911936 = 51270^2 + 7544^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2685524836.

It is not an unprimeable number, because it can be changed into a prime (2685524839) by changing a digit.

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, 335690601 + ... + 335690608.

Almost surely, 2^2685524836 is an apocalyptic number.

It is an amenable number.

2685524836 is a deficient number, since it is larger than the sum of its proper divisors (2014143634).

2685524836 is a wasteful number, since it uses less digits than its factorization.

2685524836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 671381213 (or 671381211 counting only the distinct ones).

The product of its digits is 2764800, while the sum is 49.

The square root of 2685524836 is about 51822.0497085941. The cubic root of 2685524836 is about 1389.9837542742.

The spelling of 2685524836 in words is "two billion, six hundred eighty-five million, five hundred twenty-four thousand, eight hundred thirty-six".