3887616 has 40 divisors (see below), whose sum is σ = 10360944. Its totient is φ = 1295360.

The previous prime is 3887581. The next prime is 3887623. The reversal of 3887616 is 6167883.

It is a super-2 number, since 2×3887616² = 30227116326912, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 271 + ... + 2801.

Almost surely, 2^3887616 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3887616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5180472).

3887616 is an abundant number, since it is smaller than the sum of its proper divisors (6473328).

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

3887616 is an equidigital number, since it uses as much as digits as its factorization.

3887616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2552 (or 2536 counting only the distinct ones).

The product of its digits is 48384, while the sum is 39.

The square root of 3887616 is about 1971.7038317151. The cubic root of 3887616 is about 157.2393067090.

The spelling of 3887616 in words is "three million, eight hundred eighty-seven thousand, six hundred sixteen".