195200029 has 8 divisors (see below), whose sum is σ = 198164600. Its totient is φ = 192243456.

The previous prime is 195200023. The next prime is 195200039. The reversal of 195200029 is 920002591.

It can be written as a sum of positive squares in 4 ways, for example, as 28196100 + 167003929 = 5310^2 + 12923^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 195200029 - 2³ = 195200021 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (195200021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62497 + ... + 65545.

It is an arithmetic number, because the mean of its divisors is an integer number (24770575).

Almost surely, 2^195200029 is an apocalyptic number.

It is an amenable number.

195200029 is a deficient number, since it is larger than the sum of its proper divisors (2964571).

195200029 is an equidigital number, since it uses as much as digits as its factorization.

195200029 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3999.

The product of its (nonzero) digits is 1620, while the sum is 28.

The square root of 195200029 is about 13971.4003950928. The cubic root of 195200029 is about 580.0872134013.

The spelling of 195200029 in words is "one hundred ninety-five million, two hundred thousand, twenty-nine".