4090728096 has 672 divisors, whose sum is σ = 15547811328. Its totient is φ = 1030164480.

The previous prime is 4090728077. The next prime is 4090728113. The reversal of 4090728096 is 6908270904.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (672).

It is an unprimeable number.

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 111 ways as a sum of consecutive naturals, for example, 87036745 + ... + 87036791.

It is an arithmetic number, because the mean of its divisors is an integer number (23136624).

Almost surely, 2^4090728096 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 4090728096, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7773905664).

4090728096 is an abundant number, since it is smaller than the sum of its proper divisors (11457083232).

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

4090728096 is a wasteful number, since it uses less digits than its factorization.

4090728096 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136 (or 113 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 45.

The square root of 4090728096 is about 63958.7999887428. The cubic root of 4090728096 is about 1599.3132594510.

The spelling of 4090728096 in words is "four billion, ninety million, seven hundred twenty-eight thousand, ninety-six".