3887736 has 32 divisors (see below), whose sum is σ = 10143360. Its totient is φ = 1239392.

The previous prime is 3887731. The next prime is 3887749. The reversal of 3887736 is 6377883.

It is a happy number.

It is a super-2 number, since 2×3887736² = 30228982411392, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3887731) 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, 2970 + ... + 4073.

It is an arithmetic number, because the mean of its divisors is an integer number (316980).

Almost surely, 2^3887736 is an apocalyptic number.

It is an amenable number.

3887736 is an abundant number, since it is smaller than the sum of its proper divisors (6255624).

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

3887736 is a wasteful number, since it uses less digits than its factorization.

3887736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7075 (or 7071 counting only the distinct ones).

The product of its digits is 169344, while the sum is 42.

The square root of 3887736 is about 1971.7342620140. The cubic root of 3887736 is about 157.2409245405.

The spelling of 3887736 in words is "three million, eight hundred eighty-seven thousand, seven hundred thirty-six".