7052305728 has 112 divisors (see below), whose sum is σ = 20121042816. Its totient is φ = 2167080960.

The previous prime is 7052305703. The next prime is 7052305763. The reversal of 7052305728 is 8275032507.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2646925 + ... + 2649587.

It is an arithmetic number, because the mean of its divisors is an integer number (179652168).

Almost surely, 2^7052305728 is an apocalyptic number.

7052305728 is a gapful number since it is divisible by the number (78) 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 7052305728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10060521408).

7052305728 is an abundant number, since it is smaller than the sum of its proper divisors (13068737088).

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

7052305728 is a wasteful number, since it uses less digits than its factorization.

7052305728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3752 (or 3742 counting only the distinct ones).

The product of its (nonzero) digits is 117600, while the sum is 39.

The square root of 7052305728 is about 83978.0074067014. The cubic root of 7052305728 is about 1917.6839956322.

The spelling of 7052305728 in words is "seven billion, fifty-two million, three hundred five thousand, seven hundred twenty-eight".