3866853536 has 48 divisors (see below), whose sum is σ = 9369690624. Its totient is φ = 1529743104.

The previous prime is 3866853481. The next prime is 3866853539. The reversal of 3866853536 is 6353586683.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (3866853539) 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, 661040 + ... + 666863.

It is an arithmetic number, because the mean of its divisors is an integer number (195201888).

Almost surely, 2^3866853536 is an apocalyptic number.

It is an amenable number.

3866853536 is an abundant number, since it is smaller than the sum of its proper divisors (5502837088).

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

3866853536 is a wasteful number, since it uses less digits than its factorization.

3866853536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1327933 (or 1327925 counting only the distinct ones).

The product of its digits is 9331200, while the sum is 53.

The square root of 3866853536 is about 62184.0295895980. The cubic root of 3866853536 is about 1569.5888595762.

The spelling of 3866853536 in words is "three billion, eight hundred sixty-six million, eight hundred fifty-three thousand, five hundred thirty-six".