3987164 has 12 divisors (see below), whose sum is σ = 7014000. Its totient is φ = 1983168.

The previous prime is 3987149. The next prime is 3987167. The reversal of 3987164 is 4617893.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3987167) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1709 + ... + 3300.

It is an arithmetic number, because the mean of its divisors is an integer number (584500).

Almost surely, 2^3987164 is an apocalyptic number.

It is an amenable number.

3987164 is a deficient number, since it is larger than the sum of its proper divisors (3026836).

3987164 is a wasteful number, since it uses less digits than its factorization.

3987164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5212 (or 5210 counting only the distinct ones).

The product of its digits is 36288, while the sum is 38.

The square root of 3987164 is about 1996.7884214408. The cubic root of 3987164 is about 158.5701242448.

The spelling of 3987164 in words is "three million, nine hundred eighty-seven thousand, one hundred sixty-four".