9628530925 has 18 divisors (see below), whose sum is σ = 12860154762. Its totient is φ = 7108993440.

The previous prime is 9628530883. The next prime is 9628530929. The reversal of 9628530925 is 5290358269.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 29626249 + 9598904676 = 5443^2 + 97974^2 .

It is not a de Polignac number, because 9628530925 - 2⁹ = 9628530413 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9628530929) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1766254 + ... + 1771696.

Almost surely, 2^9628530925 is an apocalyptic number.

It is an amenable number.

9628530925 is a deficient number, since it is larger than the sum of its proper divisors (3231623837).

9628530925 is an frugal number, since it uses more digits than its factorization.

9628530925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10909 (or 5461 counting only the distinct ones).

The product of its (nonzero) digits is 1166400, while the sum is 49.

The square root of 9628530925 is about 98125.0779617525. The cubic root of 9628530925 is about 2127.4205165640.

The spelling of 9628530925 in words is "nine billion, six hundred twenty-eight million, five hundred thirty thousand, nine hundred twenty-five".