195052100 has 72 divisors (see below), whose sum is σ = 448408800. Its totient is φ = 73440000.

The previous prime is 195052087. The next prime is 195052111. The reversal of 195052100 is 1250591.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 476696 + ... + 477104.

It is an arithmetic number, because the mean of its divisors is an integer number (6227900).

Almost surely, 2^195052100 is an apocalyptic number.

195052100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 195052100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (224204400).

195052100 is an abundant number, since it is smaller than the sum of its proper divisors (253356700).

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

195052100 is a wasteful number, since it uses less digits than its factorization.

195052100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 693 (or 686 counting only the distinct ones).

The product of its (nonzero) digits is 450, while the sum is 23.

The square root of 195052100 is about 13966.1053984280. The cubic root of 195052100 is about 579.9406399813.

The spelling of 195052100 in words is "one hundred ninety-five million, fifty-two thousand, one hundred".