4086984 has 64 divisors (see below), whose sum is σ = 11327040. Its totient is φ = 1218560.

The previous prime is 4086967. The next prime is 4086997. The reversal of 4086984 is 4896804.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29764 + ... + 29900.

It is an arithmetic number, because the mean of its divisors is an integer number (176985).

Almost surely, 2^4086984 is an apocalyptic number.

4086984 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4086984, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5663520).

4086984 is an abundant number, since it is smaller than the sum of its proper divisors (7240056).

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

4086984 is a wasteful number, since it uses less digits than its factorization.

4086984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270 (or 266 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 39.

The square root of 4086984 is about 2021.6290460913. The cubic root of 4086984 is about 159.8825179250.

The spelling of 4086984 in words is "four million, eighty-six thousand, nine hundred eighty-four".