9636625 has 8 divisors (see below), whose sum is σ = 12026664. Its totient is φ = 7709200.

The previous prime is 9636623. The next prime is 9636631. The reversal of 9636625 is 5266369.

It can be written as a sum of positive squares in 4 ways, for example, as 1203409 + 8433216 = 1097^2 + 2904^2 .

It is not a de Polignac number, because 9636625 - 2¹ = 9636623 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9636623) 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, 38422 + ... + 38671.

It is an arithmetic number, because the mean of its divisors is an integer number (1503333).

Almost surely, 2^9636625 is an apocalyptic number.

It is an amenable number.

9636625 is a deficient number, since it is larger than the sum of its proper divisors (2390039).

9636625 is an equidigital number, since it uses as much as digits as its factorization.

9636625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77108 (or 77098 counting only the distinct ones).

The product of its digits is 58320, while the sum is 37.

The square root of 9636625 is about 3104.2913845192. The cubic root of 9636625 is about 212.8016477274.

The spelling of 9636625 in words is "nine million, six hundred thirty-six thousand, six hundred twenty-five".