9198061 has 4 divisors (see below), whose sum is σ = 9301500. Its totient is φ = 9094624.

The previous prime is 9198019. The next prime is 9198083. The reversal of 9198061 is 1608919.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1464100 + 7733961 = 1210^2 + 2781^2 .

It is a cyclic number.

It is not a de Polignac number, because 9198061 - 2⁹ = 9197549 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9198461) 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, 51586 + ... + 51763.

It is an arithmetic number, because the mean of its divisors is an integer number (2325375).

Almost surely, 2^9198061 is an apocalyptic number.

It is an amenable number.

9198061 is a deficient number, since it is larger than the sum of its proper divisors (103439).

9198061 is a wasteful number, since it uses less digits than its factorization.

9198061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103438.

The product of its (nonzero) digits is 3888, while the sum is 34.

The square root of 9198061 is about 3032.8305260927. The cubic root of 9198061 is about 209.5231888026.

The spelling of 9198061 in words is "nine million, one hundred ninety-eight thousand, sixty-one".