198200030 has 16 divisors (see below), whose sum is σ = 407725920. Its totient is φ = 67954272.

The previous prime is 198200021. The next prime is 198200047. The reversal of 198200030 is 30002891.

It is a junction number, because it is equal to n+sod(n) for n = 198199969 and 198200005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1415645 + ... + 1415784.

It is an arithmetic number, because the mean of its divisors is an integer number (25482870).

Almost surely, 2^198200030 is an apocalyptic number.

198200030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

198200030 is an abundant number, since it is smaller than the sum of its proper divisors (209525890).

198200030 is a wasteful number, since it uses less digits than its factorization.

198200030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2831443.

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 198200030 is about 14078.3532417680. The cubic root of 198200030 is about 583.0438767096.

The spelling of 198200030 in words is "one hundred ninety-eight million, two hundred thousand, thirty".