4581984 has 48 divisors (see below), whose sum is σ = 13124160. Its totient is φ = 1388160.

The previous prime is 4581977. The next prime is 4582049. The reversal of 4581984 is 4891854.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1114 + ... + 3225.

It is an arithmetic number, because the mean of its divisors is an integer number (273420).

Almost surely, 2^4581984 is an apocalyptic number.

4581984 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

4581984 is an abundant number, since it is smaller than the sum of its proper divisors (8542176).

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

4581984 is a wasteful number, since it uses less digits than its factorization.

4581984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4363 (or 4355 counting only the distinct ones).

The product of its digits is 46080, while the sum is 39.

The square root of 4581984 is about 2140.5569368741. The cubic root of 4581984 is about 166.0929464479.

It can be divided in two parts, 4581 and 984, that added together give a triangular number (5565 = T₁₀₅).

The spelling of 4581984 in words is "four million, five hundred eighty-one thousand, nine hundred eighty-four".