198946435 has 32 divisors (see below), whose sum is σ = 265628160. Its totient is φ = 142357248.

The previous prime is 198946387. The next prime is 198946493. The reversal of 198946435 is 534649891.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 198946435 - 2¹⁵ = 198913667 is a prime.

It is an unprimeable number.

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 in 31 ways as a sum of consecutive naturals, for example, 180807 + ... + 181903.

It is an arithmetic number, because the mean of its divisors is an integer number (8300880).

Almost surely, 2^198946435 is an apocalyptic number.

198946435 is a deficient number, since it is larger than the sum of its proper divisors (66681725).

198946435 is a wasteful number, since it uses less digits than its factorization.

198946435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1227.

The product of its digits is 933120, while the sum is 49.

The square root of 198946435 is about 14104.8372908020. The cubic root of 198946435 is about 583.7748582878.

The spelling of 198946435 in words is "one hundred ninety-eight million, nine hundred forty-six thousand, four hundred thirty-five".