9894425 has 24 divisors (see below), whose sum is σ = 13427712. Its totient is φ = 7200000.

The previous prime is 9894419. The next prime is 9894427. The reversal of 9894425 is 5244989.

9894425 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 9894425 - 2¹² = 9890329 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (9894427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12800 + ... + 13550.

It is an arithmetic number, because the mean of its divisors is an integer number (559488).

Almost surely, 2^9894425 is an apocalyptic number.

It is an amenable number.

9894425 is a deficient number, since it is larger than the sum of its proper divisors (3533287).

9894425 is a wasteful number, since it uses less digits than its factorization.

9894425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 809 (or 804 counting only the distinct ones).

The product of its digits is 103680, while the sum is 41.

The square root of 9894425 is about 3145.5404940964. The cubic root of 9894425 is about 214.6826036010.

The spelling of 9894425 in words is "nine million, eight hundred ninety-four thousand, four hundred twenty-five".