9528449652 has 36 divisors (see below), whose sum is σ = 24154848900. Its totient is φ = 3167044992.

The previous prime is 9528449639. The next prime is 9528449677. The reversal of 9528449652 is 2569448259.

It can be written as a sum of positive squares in 2 ways, for example, as 5081693796 + 4446755856 = 71286^2 + 66684^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×9528449652² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 366633 + ... + 391760.

It is an arithmetic number, because the mean of its divisors is an integer number (670968025).

Almost surely, 2^9528449652 is an apocalyptic number.

It is an amenable number.

9528449652 is an abundant number, since it is smaller than the sum of its proper divisors (14626399248).

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

9528449652 is a wasteful number, since it uses less digits than its factorization.

9528449652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 758752 (or 758747 counting only the distinct ones).

The product of its digits is 6220800, while the sum is 54.

The square root of 9528449652 is about 97613.7779824139. Note that the first 3 decimals coincide. The cubic root of 9528449652 is about 2120.0238554928.

The spelling of 9528449652 in words is "nine billion, five hundred twenty-eight million, four hundred forty-nine thousand, six hundred fifty-two".