198060461 has 4 divisors (see below), whose sum is σ = 200773692. Its totient is φ = 195347232.

The previous prime is 198060449. The next prime is 198060469. The reversal of 198060461 is 164060891.

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 89775625 + 108284836 = 9475^2 + 10406^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-198060461 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 (198060469) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1356506 + ... + 1356651.

It is an arithmetic number, because the mean of its divisors is an integer number (50193423).

Almost surely, 2^198060461 is an apocalyptic number.

It is an amenable number.

198060461 is a deficient number, since it is larger than the sum of its proper divisors (2713231).

198060461 is an equidigital number, since it uses as much as digits as its factorization.

198060461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2713230.

The product of its (nonzero) digits is 10368, while the sum is 35.

The square root of 198060461 is about 14073.3955035734. The cubic root of 198060461 is about 582.9069881342.

The spelling of 198060461 in words is "one hundred ninety-eight million, sixty thousand, four hundred sixty-one".