100198935 has 48 divisors (see below), whose sum is σ = 185024736. Its totient is φ = 49987584.

The previous prime is 100198927. The next prime is 100198937. The reversal of 100198935 is 539891001.

It is a happy number.

It is not a de Polignac number, because 100198935 - 2³ = 100198927 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 100198935.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100198937) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 173367 + ... + 173943.

It is an arithmetic number, because the mean of its divisors is an integer number (3854682).

Almost surely, 2^100198935 is an apocalyptic number.

100198935 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

100198935 is a deficient number, since it is larger than the sum of its proper divisors (84825801).

100198935 is a wasteful number, since it uses less digits than its factorization.

100198935 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 832 (or 829 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 36.

The square root of 100198935 is about 10009.9418080227. The cubic root of 100198935 is about 464.4664709764.

The spelling of 100198935 in words is "one hundred million, one hundred ninety-eight thousand, nine hundred thirty-five".