3865132412 has 24 divisors (see below), whose sum is σ = 7047591600. Its totient is φ = 1852494336.

The previous prime is 3865132409. The next prime is 3865132417. The reversal of 3865132412 is 2142315683.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3865132417) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 103733 + ... + 135980.

It is an arithmetic number, because the mean of its divisors is an integer number (293649650).

Almost surely, 2^3865132412 is an apocalyptic number.

It is an amenable number.

3865132412 is a deficient number, since it is larger than the sum of its proper divisors (3182459188).

3865132412 is a wasteful number, since it uses less digits than its factorization.

3865132412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 239885 (or 239883 counting only the distinct ones).

The product of its digits is 34560, while the sum is 35.

The square root of 3865132412 is about 62170.1890941310. The cubic root of 3865132412 is about 1569.3559520426.

The spelling of 3865132412 in words is "three billion, eight hundred sixty-five million, one hundred thirty-two thousand, four hundred twelve".