3685775797 has 24 divisors (see below), whose sum is σ = 4297708800. Its totient is φ = 3147661440.

The previous prime is 3685775789. The next prime is 3685775887. The reversal of 3685775797 is 7975775863.

It is not a de Polignac number, because 3685775797 - 2³ = 3685775789 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3685775707) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1354204 + ... + 1356922.

It is an arithmetic number, because the mean of its divisors is an integer number (179071200).

Almost surely, 2^3685775797 is an apocalyptic number.

It is an amenable number.

3685775797 is a deficient number, since it is larger than the sum of its proper divisors (611933003).

3685775797 is a wasteful number, since it uses less digits than its factorization.

3685775797 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3417 (or 3406 counting only the distinct ones).

The product of its digits is 77792400, while the sum is 64.

The square root of 3685775797 is about 60710.5904846922. The cubic root of 3685775797 is about 1544.6958198556.

The spelling of 3685775797 in words is "three billion, six hundred eighty-five million, seven hundred seventy-five thousand, seven hundred ninety-seven".