3986508 has 24 divisors (see below), whose sum is σ = 9434880. Its totient is φ = 1309840.

The previous prime is 3986503. The next prime is 3986513. The reversal of 3986508 is 8056893.

3986508 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (3986503) and next prime (3986513).

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (3986503) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 1488 + ... + 3191.

It is an arithmetic number, because the mean of its divisors is an integer number (393120).

Almost surely, 2^3986508 is an apocalyptic number.

It is an amenable number.

3986508 is an abundant number, since it is smaller than the sum of its proper divisors (5448372).

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

3986508 is a wasteful number, since it uses less digits than its factorization.

3986508 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4757 (or 4755 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 39.

The square root of 3986508 is about 1996.6241509107. The cubic root of 3986508 is about 158.5614273609.

The spelling of 3986508 in words is "three million, nine hundred eighty-six thousand, five hundred eight".