4089536 has 56 divisors (see below), whose sum is σ = 9150096. Its totient is φ = 1797120.

The previous prime is 4089521. The next prime is 4089559. The reversal of 4089536 is 6359804.

4089536 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 4089496 and 4089505.

It is an unprimeable number.

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, 25970 + ... + 26126.

Almost surely, 2^4089536 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 4089536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4575048).

4089536 is an abundant number, since it is smaller than the sum of its proper divisors (5060560).

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

4089536 is a wasteful number, since it uses less digits than its factorization.

4089536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217 (or 207 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 4089536 is about 2022.2601217450. The cubic root of 4089536 is about 159.9157890193.

The spelling of 4089536 in words is "four million, eighty-nine thousand, five hundred thirty-six".