195324009 has 8 divisors (see below), whose sum is σ = 274139040. Its totient is φ = 123362496.

The previous prime is 195323987. The next prime is 195324011. The reversal of 195324009 is 900423591.

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

It is not a de Polignac number, because 195324009 - 2⁷ = 195323881 is a prime.

It is not an unprimeable number, because it can be changed into a prime (195324079) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1713312 + ... + 1713425.

It is an arithmetic number, because the mean of its divisors is an integer number (34267380).

Almost surely, 2^195324009 is an apocalyptic number.

195324009 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

195324009 is a deficient number, since it is larger than the sum of its proper divisors (78815031).

195324009 is a wasteful number, since it uses less digits than its factorization.

195324009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3426759.

The product of its (nonzero) digits is 9720, while the sum is 33.

The square root of 195324009 is about 13975.8366118097. The cubic root of 195324009 is about 580.2100002542.

The spelling of 195324009 in words is "one hundred ninety-five million, three hundred twenty-four thousand, nine".