198462941 has 2 divisors, whose sum is σ = 198462942. Its totient is φ = 198462940.

The previous prime is 198462937. The next prime is 198462977. The reversal of 198462941 is 149264891.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 135815716 + 62647225 = 11654^2 + 7915^2 .

It is a cyclic number.

It is not a de Polignac number, because 198462941 - 2² = 198462937 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 198462892 and 198462901.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (198462841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 99231470 + 99231471.

It is an arithmetic number, because the mean of its divisors is an integer number (99231471).

Almost surely, 2^198462941 is an apocalyptic number.

It is an amenable number.

198462941 is a deficient number, since it is larger than the sum of its proper divisors (1).

198462941 is an equidigital number, since it uses as much as digits as its factorization.

198462941 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 124416, while the sum is 44.

The square root of 198462941 is about 14087.6875675180. The cubic root of 198462941 is about 583.3015640567.

The spelling of 198462941 in words is "one hundred ninety-eight million, four hundred sixty-two thousand, nine hundred forty-one".