4524403728 has 160 divisors (see below), whose sum is σ = 13309148160. Its totient is φ = 1312934400.

The previous prime is 4524403711. The next prime is 4524403753. The reversal of 4524403728 is 8273044254.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3117403 + ... + 3118853.

It is an arithmetic number, because the mean of its divisors is an integer number (83182176).

Almost surely, 2^4524403728 is an apocalyptic number.

4524403728 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 4524403728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6654574080).

4524403728 is an abundant number, since it is smaller than the sum of its proper divisors (8784744432).

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

4524403728 is a wasteful number, since it uses less digits than its factorization.

4524403728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1757 (or 1751 counting only the distinct ones).

The product of its (nonzero) digits is 215040, while the sum is 39.

The square root of 4524403728 is about 67263.6880344811. The cubic root of 4524403728 is about 1653.9426655507.

The spelling of 4524403728 in words is "four billion, five hundred twenty-four million, four hundred three thousand, seven hundred twenty-eight".