198313735 has 16 divisors (see below), whose sum is σ = 251458560. Its totient is φ = 149726880.

The previous prime is 198313733. The next prime is 198313741. The reversal of 198313735 is 537313891.

It is not a de Polignac number, because 198313735 - 2¹ = 198313733 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (198313733) 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 15 ways as a sum of consecutive naturals, for example, 21894 + ... + 29596.

It is an arithmetic number, because the mean of its divisors is an integer number (15716160).

Almost surely, 2^198313735 is an apocalyptic number.

198313735 is a deficient number, since it is larger than the sum of its proper divisors (53144825).

198313735 is a wasteful number, since it uses less digits than its factorization.

198313735 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7998.

The product of its digits is 68040, while the sum is 40.

The square root of 198313735 is about 14082.3909546639. The cubic root of 198313735 is about 583.1553505078.

The spelling of 198313735 in words is "one hundred ninety-eight million, three hundred thirteen thousand, seven hundred thirty-five".