198102006 has 24 divisors (see below), whose sum is σ = 433474704. Its totient is φ = 65379600.

The previous prime is 198101977. The next prime is 198102011. The reversal of 198102006 is 600201891.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 52666 + ... + 56301.

It is an arithmetic number, because the mean of its divisors is an integer number (18061446).

Almost surely, 2^198102006 is an apocalyptic number.

198102006 is an abundant number, since it is smaller than the sum of its proper divisors (235372698).

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

198102006 is a wasteful number, since it uses less digits than its factorization.

198102006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109076 (or 109073 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 27.

The square root of 198102006 is about 14074.8714381340. The cubic root of 198102006 is about 582.9477419822.

Adding to 198102006 its reverse (600201891), we get a palindrome (798303897).

The spelling of 198102006 in words is "one hundred ninety-eight million, one hundred two thousand, six".