198058950 has 36 divisors (see below), whose sum is σ = 532119588. Its totient is φ = 52815600.

The previous prime is 198058943. The next prime is 198058967. The reversal of 198058950 is 59850891.

198058950 is a `hidden beast` number, since 19 + 8 + 0 + 589 + 50 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a junction number, because it is equal to n+sod(n) for n = 198058896 and 198058905.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 219616 + ... + 220515.

Almost surely, 2^198058950 is an apocalyptic number.

198058950 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

198058950 is an abundant number, since it is smaller than the sum of its proper divisors (334060638).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

198058950 is a wasteful number, since it uses less digits than its factorization.

198058950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 440149 (or 440141 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 45.

The square root of 198058950 is about 14073.3418206196. The cubic root of 198058950 is about 582.9055058012.

The spelling of 198058950 in words is "one hundred ninety-eight million, fifty-eight thousand, nine hundred fifty".