3987532 has 6 divisors (see below), whose sum is σ = 6978188. Its totient is φ = 1993764.

The previous prime is 3987523. The next prime is 3987551. The reversal of 3987532 is 2357893.

3987532 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×3987532² = 31800822902048, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3987491 and 3987500.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 498438 + ... + 498445.

Almost surely, 2^3987532 is an apocalyptic number.

It is an amenable number.

3987532 is a deficient number, since it is larger than the sum of its proper divisors (2990656).

3987532 is a wasteful number, since it uses less digits than its factorization.

3987532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 996887 (or 996885 counting only the distinct ones).

The product of its digits is 45360, while the sum is 37.

The square root of 3987532 is about 1996.8805672849. The cubic root of 3987532 is about 158.5750025669.

It can be divided in two parts, 39 and 87532, that added together give a triangular number (87571 = T₄₁₈).

The spelling of 3987532 in words is "three million, nine hundred eighty-seven thousand, five hundred thirty-two".