9398161 has 4 divisors (see below), whose sum is σ = 9951012. Its totient is φ = 8845312.

The previous prime is 9398149. The next prime is 9398171. The reversal of 9398161 is 1618939.

9398161 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1618939 = 7 ⋅231277.

It can be written as a sum of positive squares in 2 ways, for example, as 8667136 + 731025 = 2944^2 + 855^2 .

It is a cyclic number.

It is not a de Polignac number, because 9398161 - 2⁹ = 9397649 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 9398161.

It is not an unprimeable number, because it can be changed into a prime (9398101) 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 3 ways as a sum of consecutive naturals, for example, 276400 + ... + 276433.

It is an arithmetic number, because the mean of its divisors is an integer number (2487753).

Almost surely, 2^9398161 is an apocalyptic number.

It is an amenable number.

9398161 is a deficient number, since it is larger than the sum of its proper divisors (552851).

9398161 is a wasteful number, since it uses less digits than its factorization.

9398161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 552850.

The product of its digits is 11664, while the sum is 37.

The square root of 9398161 is about 3065.6420208498. The cubic root of 9398161 is about 211.0316656952.

It can be divided in two parts, 9398 and 161, that added together give a palindrome (9559).

The spelling of 9398161 in words is "nine million, three hundred ninety-eight thousand, one hundred sixty-one".