3887712 has 36 divisors (see below), whose sum is σ = 11056500. Its totient is φ = 1295808.

The previous prime is 3887707. The next prime is 3887731. The reversal of 3887712 is 2177883.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×3887712² = 30228609189888, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6462 + ... + 7037.

It is an arithmetic number, because the mean of its divisors is an integer number (307125).

Almost surely, 2^3887712 is an apocalyptic number.

3887712 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

3887712 is an abundant number, since it is smaller than the sum of its proper divisors (7168788).

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

3887712 is a wasteful number, since it uses less digits than its factorization.

3887712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13515 (or 13504 counting only the distinct ones).

The product of its digits is 18816, while the sum is 36.

The square root of 3887712 is about 1971.7281759918. The cubic root of 3887712 is about 157.2406009768.

It can be divided in two parts, 388 and 7712, that added together give a square (8100 = 90²).

The spelling of 3887712 in words is "three million, eight hundred eighty-seven thousand, seven hundred twelve".