9889025 has 24 divisors (see below), whose sum is σ = 13094400. Its totient is φ = 7387200.

The previous prime is 9889013. The next prime is 9889037. The reversal of 9889025 is 5209889.

It is a happy number.

9889025 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (9889013) and next prime (9889037).

It is not a de Polignac number, because 9889025 - 2⁶ = 9888961 is a prime.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 51680 + ... + 51870.

It is an arithmetic number, because the mean of its divisors is an integer number (545600).

Almost surely, 2^9889025 is an apocalyptic number.

9889025 is a gapful number since it is divisible by the number (95) formed by its first and last digit.

It is an amenable number.

9889025 is a deficient number, since it is larger than the sum of its proper divisors (3205375).

9889025 is a wasteful number, since it uses less digits than its factorization.

9889025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 329 (or 324 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 41.

The square root of 9889025 is about 3144.6820189011. The cubic root of 9889025 is about 214.6435413000.

The spelling of 9889025 in words is "nine million, eight hundred eighty-nine thousand, twenty-five".