3685675917 has 128 divisors (see below), whose sum is σ = 6967296000. Its totient is φ = 1673844480.

The previous prime is 3685675891. The next prime is 3685675943. The reversal of 3685675917 is 7195765863.

It is an interprime number because it is at equal distance from previous prime (3685675891) and next prime (3685675943).

It is not a de Polignac number, because 3685675917 - 2¹¹ = 3685673869 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3685675997) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 2926834 + ... + 2928092.

It is an arithmetic number, because the mean of its divisors is an integer number (54432000).

Almost surely, 2^3685675917 is an apocalyptic number.

It is an amenable number.

3685675917 is a deficient number, since it is larger than the sum of its proper divisors (3281620083).

3685675917 is a wasteful number, since it uses less digits than its factorization.

3685675917 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1351.

The product of its digits is 9525600, while the sum is 57.

The square root of 3685675917 is about 60709.7678878778. The cubic root of 3685675917 is about 1544.6818666093.

The spelling of 3685675917 in words is "three billion, six hundred eighty-five million, six hundred seventy-five thousand, nine hundred seventeen".