7528280532 has 24 divisors (see below), whose sum is σ = 17828168736. Its totient is φ = 2471972448.

The previous prime is 7528280521. The next prime is 7528280533. The reversal of 7528280532 is 2350828257.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7528280533) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4680963 + ... + 4682570.

It is an arithmetic number, because the mean of its divisors is an integer number (742840364).

Almost surely, 2^7528280532 is an apocalyptic number.

It is an amenable number.

7528280532 is an abundant number, since it is smaller than the sum of its proper divisors (10299888204).

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

7528280532 is a wasteful number, since it uses less digits than its factorization.

7528280532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9363607 (or 9363605 counting only the distinct ones).

The product of its (nonzero) digits is 268800, while the sum is 42.

The square root of 7528280532 is about 86765.6644762201. The cubic root of 7528280532 is about 1959.8910577377.

The spelling of 7528280532 in words is "seven billion, five hundred twenty-eight million, two hundred eighty thousand, five hundred thirty-two".