9828531625 has 16 divisors (see below), whose sum is σ = 13381100928. Its totient is φ = 7148022000.

The previous prime is 9828531553. The next prime is 9828531637. The reversal of 9828531625 is 5261358289.

It is a happy number.

9828531625 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 9828531625 - 2⁷ = 9828531497 is a prime.

It is a super-3 number, since 3×9828531625³ (a number of 31 digits) contains 333 as substring.

It is a Duffinian number.

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 15 ways as a sum of consecutive naturals, for example, 3572637 + ... + 3575386.

It is an arithmetic number, because the mean of its divisors is an integer number (836318808).

Almost surely, 2^9828531625 is an apocalyptic number.

It is an amenable number.

9828531625 is a deficient number, since it is larger than the sum of its proper divisors (3552569303).

9828531625 is a wasteful number, since it uses less digits than its factorization.

9828531625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7148049 (or 7148039 counting only the distinct ones).

The product of its digits is 1036800, while the sum is 49.

The square root of 9828531625 is about 99138.9510989500. The cubic root of 9828531625 is about 2142.0497164092.

The spelling of 9828531625 in words is "nine billion, eight hundred twenty-eight million, five hundred thirty-one thousand, six hundred twenty-five".