3987933132 has 12 divisors (see below), whose sum is σ = 9305177336. Its totient is φ = 1329311040.

The previous prime is 3987933119. The next prime is 3987933143. The reversal of 3987933132 is 2313397893.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×3987933132² = 31807221330606658848, 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, 166163869 + ... + 166163892.

Almost surely, 2^3987933132 is an apocalyptic number.

It is an amenable number.

3987933132 is an abundant number, since it is smaller than the sum of its proper divisors (5317244204).

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

3987933132 is a wasteful number, since it uses less digits than its factorization.

3987933132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 332327768 (or 332327766 counting only the distinct ones).

The product of its digits is 734832, while the sum is 48.

The square root of 3987933132 is about 63150.0841804665. The cubic root of 3987933132 is about 1585.8031975515.

The spelling of 3987933132 in words is "three billion, nine hundred eighty-seven million, nine hundred thirty-three thousand, one hundred thirty-two".