8909625 has 32 divisors (see below), whose sum is σ = 15485184. Its totient is φ = 4540800.

The previous prime is 8909611. The next prime is 8909647. The reversal of 8909625 is 5269098.

It is a happy number.

It is not a de Polignac number, because 8909625 - 2⁴ = 8909609 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8109 + ... + 9141.

It is an arithmetic number, because the mean of its divisors is an integer number (483912).

Almost surely, 2^8909625 is an apocalyptic number.

It is an amenable number.

8909625 is a deficient number, since it is larger than the sum of its proper divisors (6575559).

8909625 is a wasteful number, since it uses less digits than its factorization.

8909625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1074 (or 1064 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 39.

The square root of 8909625 is about 2984.8994957955. The cubic root of 8909625 is about 207.3097884322.

The spelling of 8909625 in words is "eight million, nine hundred nine thousand, six hundred twenty-five".