9624591025 has 27 divisors (see below), whose sum is σ = 13887936171. Its totient is φ = 6597365040.

The previous prime is 9624591019. The next prime is 9624591047. The reversal of 9624591025 is 5201954269.

The square root of 9624591025 is 98105.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 3464852769 + 6159738256 = 58863^2 + 78484^2 .

It is not a de Polignac number, because 9624591025 - 2⁹ = 9624590513 is a prime.

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 26 ways as a sum of consecutive naturals, for example, 3432274 + ... + 3435076.

Almost surely, 2^9624591025 is an apocalyptic number.

9624591025 is the 98105-th square number.

9624591025 is the 49053-rd centered octagonal number.

It is an amenable number.

9624591025 is a deficient number, since it is larger than the sum of its proper divisors (4263345146).

9624591025 is an frugal number, since it uses more digits than its factorization.

9624591025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5630 (or 2815 counting only the distinct ones).

The product of its (nonzero) digits is 194400, while the sum is 43.

The cubic root of 9624591025 is about 2127.1303038039.

The spelling of 9624591025 in words is "nine billion, six hundred twenty-four million, five hundred ninety-one thousand, twenty-five".