198696950 has 24 divisors (see below), whose sum is σ = 373737240. Its totient is φ = 78584000.

The previous prime is 198696943. The next prime is 198696989. The reversal of 198696950 is 59696891.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 198696892 and 198696901.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17876 + ... + 26775.

It is an arithmetic number, because the mean of its divisors is an integer number (15572385).

Almost surely, 2^198696950 is an apocalyptic number.

198696950 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

198696950 is a deficient number, since it is larger than the sum of its proper divisors (175040290).

198696950 is a wasteful number, since it uses less digits than its factorization.

198696950 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44752 (or 44747 counting only the distinct ones).

The product of its (nonzero) digits is 1049760, while the sum is 53.

The square root of 198696950 is about 14095.9905646960. The cubic root of 198696950 is about 583.5307322860.

The spelling of 198696950 in words is "one hundred ninety-eight million, six hundred ninety-six thousand, nine hundred fifty".