4089039408 has 100 divisors (see below), whose sum is σ = 11862912600. Its totient is φ = 1359783936.

The previous prime is 4089039403. The next prime is 4089039443. The reversal of 4089039408 is 8049309804.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (4089039401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 578391 + ... + 585417.

It is an arithmetic number, because the mean of its divisors is an integer number (118629126).

Almost surely, 2^4089039408 is an apocalyptic number.

4089039408 is a gapful number since it is divisible by the number (48) 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 4089039408, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5931456300).

4089039408 is an abundant number, since it is smaller than the sum of its proper divisors (7773873192).

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

4089039408 is a wasteful number, since it uses less digits than its factorization.

4089039408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7496 (or 7481 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 45.

The square root of 4089039408 is about 63945.5972526647. The cubic root of 4089039408 is about 1599.0931590384.

The spelling of 4089039408 in words is "four billion, eighty-nine million, thirty-nine thousand, four hundred eight".