3685172312 has 8 divisors (see below), whose sum is σ = 6909698100. Its totient is φ = 1842586152.

The previous prime is 3685172279. The next prime is 3685172327. The reversal of 3685172312 is 2132715863.

3685172312 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (8).

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, 230323262 + ... + 230323277.

Almost surely, 2^3685172312 is an apocalyptic number.

It is an amenable number.

3685172312 is a deficient number, since it is larger than the sum of its proper divisors (3224525788).

3685172312 is a wasteful number, since it uses less digits than its factorization.

3685172312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 460646545 (or 460646541 counting only the distinct ones).

The product of its digits is 60480, while the sum is 38.

The square root of 3685172312 is about 60705.6201022607. The cubic root of 3685172312 is about 1544.6115090989.

The spelling of 3685172312 in words is "three billion, six hundred eighty-five million, one hundred seventy-two thousand, three hundred twelve".