9798243425 has 12 divisors (see below), whose sum is σ = 12238510956. Its totient is φ = 7781376000.

The previous prime is 9798243397. The next prime is 9798243473. The reversal of 9798243425 is 5243428979.

9798243425 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 1449401041 + 8348842384 = 38071^2 + 91372^2 .

It is not a de Polignac number, because 9798243425 - 2¹² = 9798239329 is a prime.

It is a Duffinian 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 11 ways as a sum of consecutive naturals, for example, 1426976 + ... + 1433825.

It is an arithmetic number, because the mean of its divisors is an integer number (1019875913).

Almost surely, 2^9798243425 is an apocalyptic number.

It is an amenable number.

9798243425 is a deficient number, since it is larger than the sum of its proper divisors (2440267531).

9798243425 is a wasteful number, since it uses less digits than its factorization.

9798243425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2860948 (or 2860943 counting only the distinct ones).

The product of its digits is 4354560, while the sum is 53.

The square root of 9798243425 is about 98986.0769249898. The cubic root of 9798243425 is about 2139.8470954454.

The spelling of 9798243425 in words is "nine billion, seven hundred ninety-eight million, two hundred forty-three thousand, four hundred twenty-five".