3685775806 has 8 divisors (see below), whose sum is σ = 5769040464. Its totient is φ = 1762762320.

The previous prime is 3685775789. The next prime is 3685775887. The reversal of 3685775806 is 6085775863.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40062735 + ... + 40062826.

It is an arithmetic number, because the mean of its divisors is an integer number (721130058).

Almost surely, 2^3685775806 is an apocalyptic number.

3685775806 is a deficient number, since it is larger than the sum of its proper divisors (2083264658).

3685775806 is a wasteful number, since it uses less digits than its factorization.

3685775806 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80125586.

The product of its (nonzero) digits is 8467200, while the sum is 55.

The square root of 3685775806 is about 60710.5905588144. The cubic root of 3685775806 is about 1544.6958211129.

The spelling of 3685775806 in words is "three billion, six hundred eighty-five million, seven hundred seventy-five thousand, eight hundred six".