4085488 has 40 divisors (see below), whose sum is σ = 8749440. Its totient is φ = 1832640.

The previous prime is 4085453. The next prime is 4085489. The reversal of 4085488 is 8845804.

It is a Smith number, since the sum of its digits (37) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4085489) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24381 + ... + 24547.

It is an arithmetic number, because the mean of its divisors is an integer number (218736).

Almost surely, 2^4085488 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4085488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4374720).

4085488 is an abundant number, since it is smaller than the sum of its proper divisors (4663952).

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

4085488 is a wasteful number, since it uses less digits than its factorization.

4085488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 325 (or 319 counting only the distinct ones).

The product of its (nonzero) digits is 40960, while the sum is 37.

The square root of 4085488 is about 2021.2590135853. The cubic root of 4085488 is about 159.8630077405.

The spelling of 4085488 in words is "four million, eighty-five thousand, four hundred eighty-eight".