4004728722 has 64 divisors (see below), whose sum is σ = 9116352000. Its totient is φ = 1302699024.

The previous prime is 4004728691. The next prime is 4004728747. The reversal of 4004728722 is 2278274004.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 438333 + ... + 447375.

It is an arithmetic number, because the mean of its divisors is an integer number (142443000).

Almost surely, 2^4004728722 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4004728722, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4558176000).

4004728722 is an abundant number, since it is smaller than the sum of its proper divisors (5111623278).

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

4004728722 is a wasteful number, since it uses less digits than its factorization.

4004728722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9252 (or 9246 counting only the distinct ones).

The product of its (nonzero) digits is 50176, while the sum is 36.

The square root of 4004728722 is about 63282.9259911392. The cubic root of 4004728722 is about 1588.0263371560.

The spelling of 4004728722 in words is "four billion, four million, seven hundred twenty-eight thousand, seven hundred twenty-two".