195716015 has 16 divisors (see below), whose sum is σ = 261048096. Its totient is φ = 139651200.

The previous prime is 195716011. The next prime is 195716023. The reversal of 195716015 is 510617591.

It is a happy number.

It is not a de Polignac number, because 195716015 - 2² = 195716011 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 (195716011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30656 + ... + 36485.

It is an arithmetic number, because the mean of its divisors is an integer number (16315506).

Almost surely, 2^195716015 is an apocalyptic number.

195716015 is a deficient number, since it is larger than the sum of its proper divisors (65332081).

195716015 is a wasteful number, since it uses less digits than its factorization.

195716015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67210.

The product of its (nonzero) digits is 9450, while the sum is 35.

The square root of 195716015 is about 13989.8540020974. The cubic root of 195716015 is about 580.5978921717.

The spelling of 195716015 in words is "one hundred ninety-five million, seven hundred sixteen thousand, fifteen".