198441435 has 16 divisors (see below), whose sum is σ = 325251360. Its totient is φ = 103253760.

The previous prime is 198441433. The next prime is 198441457. The reversal of 198441435 is 534144891.

It is not a de Polignac number, because 198441435 - 2¹ = 198441433 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 198441393 and 198441402.

It is not an unprimeable number, because it can be changed into a prime (198441433) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 160720 + ... + 161949.

It is an arithmetic number, because the mean of its divisors is an integer number (20328210).

Almost surely, 2^198441435 is an apocalyptic number.

198441435 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

198441435 is a deficient number, since it is larger than the sum of its proper divisors (126809925).

198441435 is a wasteful number, since it uses less digits than its factorization.

198441435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 322718.

The product of its digits is 69120, while the sum is 39.

The square root of 198441435 is about 14086.9242562030. The cubic root of 198441435 is about 583.2804938987.

The spelling of 198441435 in words is "one hundred ninety-eight million, four hundred forty-one thousand, four hundred thirty-five".