3886804992 has 208 divisors, whose sum is σ = 12025698560. Its totient is φ = 1093533696.

The previous prime is 3886804991. The next prime is 3886804993. The reversal of 3886804992 is 2994086883.

It is an interprime number because it is at equal distance from previous prime (3886804991) and next prime (3886804993).

It is a super-2 number, since 2×3886804992² = 30214506091672240128, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3886804991) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6278859 + ... + 6279477.

Almost surely, 2^3886804992 is an apocalyptic number.

3886804992 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3886804992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6012849280).

3886804992 is an abundant number, since it is smaller than the sum of its proper divisors (8138893568).

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

3886804992 is an equidigital number, since it uses as much as digits as its factorization.

3886804992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 726 (or 704 counting only the distinct ones).

The product of its (nonzero) digits is 5971968, while the sum is 57.

The square root of 3886804992 is about 62344.2458611859. The cubic root of 3886804992 is about 1572.2837188376.

The spelling of 3886804992 in words is "three billion, eight hundred eighty-six million, eight hundred four thousand, nine hundred ninety-two".