195020199 has 48 divisors (see below), whose sum is σ = 325728000. Its totient is φ = 111196800.

The previous prime is 195020191. The next prime is 195020213. The reversal of 195020199 is 991020591.

It is not a de Polignac number, because 195020199 - 2³ = 195020191 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (195020191) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 374059 + ... + 374579.

It is an arithmetic number, because the mean of its divisors is an integer number (6786000).

Almost surely, 2^195020199 is an apocalyptic number.

195020199 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

195020199 is a deficient number, since it is larger than the sum of its proper divisors (130707801).

195020199 is a wasteful number, since it uses less digits than its factorization.

195020199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 756 (or 753 counting only the distinct ones).

The product of its (nonzero) digits is 7290, while the sum is 36.

The square root of 195020199 is about 13964.9632652578. The cubic root of 195020199 is about 579.9090215999.

The spelling of 195020199 in words is "one hundred ninety-five million, twenty thousand, one hundred ninety-nine".