9802125 has 24 divisors (see below), whose sum is σ = 17671992. Its totient is φ = 5227200.

The previous prime is 9802109. The next prime is 9802139. The reversal of 9802125 is 5212089.

It can be written as a sum of positive squares in 4 ways, for example, as 86436 + 9715689 = 294^2 + 3117^2 .

It is not a de Polignac number, because 9802125 - 2⁴ = 9802109 is a prime.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3232 + ... + 5481.

It is an arithmetic number, because the mean of its divisors is an integer number (736333).

Almost surely, 2^9802125 is an apocalyptic number.

It is an amenable number.

9802125 is a deficient number, since it is larger than the sum of its proper divisors (7869867).

9802125 is a wasteful number, since it uses less digits than its factorization.

9802125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8734 (or 8721 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 27.

The square root of 9802125 is about 3130.8345532781. The cubic root of 9802125 is about 214.0129625013.

The spelling of 9802125 in words is "nine million, eight hundred two thousand, one hundred twenty-five".