198674701 has 2 divisors, whose sum is σ = 198674702. Its totient is φ = 198674700.

The previous prime is 198674677. The next prime is 198674717. The reversal of 198674701 is 107476891.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 196728676 + 1946025 = 14026^2 + 1395^2 .

It is a cyclic number.

It is not a de Polignac number, because 198674701 - 2²³ = 190286093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (198674741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 99337350 + 99337351.

It is an arithmetic number, because the mean of its divisors is an integer number (99337351).

Almost surely, 2^198674701 is an apocalyptic number.

It is an amenable number.

198674701 is a deficient number, since it is larger than the sum of its proper divisors (1).

198674701 is an equidigital number, since it uses as much as digits as its factorization.

198674701 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 84672, while the sum is 43.

The square root of 198674701 is about 14095.2013465576. The cubic root of 198674701 is about 583.5089512775.

The spelling of 198674701 in words is "one hundred ninety-eight million, six hundred seventy-four thousand, seven hundred one".