3886312956 has 24 divisors (see below), whose sum is σ = 9070623744. Its totient is φ = 1295071920.

The previous prime is 3886312943. The next prime is 3886312973. The reversal of 3886312956 is 6592136883.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 3886312899 and 3886312908.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 421 + ... + 88163.

It is an arithmetic number, because the mean of its divisors is an integer number (377942656).

Almost surely, 2^3886312956 is an apocalyptic number.

It is an amenable number.

3886312956 is an abundant number, since it is smaller than the sum of its proper divisors (5184310788).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3886312956 is a wasteful number, since it uses less digits than its factorization.

3886312956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91441 (or 91439 counting only the distinct ones).

The product of its digits is 1866240, while the sum is 51.

The square root of 3886312956 is about 62340.2996142944. The cubic root of 3886312956 is about 1572.2173701836.

The spelling of 3886312956 in words is "three billion, eight hundred eighty-six million, three hundred twelve thousand, nine hundred fifty-six".