195716274 has 64 divisors (see below), whose sum is σ = 450987264. Its totient is φ = 56088576.

The previous prime is 195716267. The next prime is 195716281. The reversal of 195716274 is 472617591.

It is a happy number.

195716274 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (195716267) and next prime (195716281).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 135862 + ... + 137294.

It is an arithmetic number, because the mean of its divisors is an integer number (7046676).

Almost surely, 2^195716274 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 195716274, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (225493632).

195716274 is an abundant number, since it is smaller than the sum of its proper divisors (255270990).

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

195716274 is a wasteful number, since it uses less digits than its factorization.

195716274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1571.

The product of its digits is 105840, while the sum is 42.

The square root of 195716274 is about 13989.8632588028. The cubic root of 195716274 is about 580.5981482822.

The spelling of 195716274 in words is "one hundred ninety-five million, seven hundred sixteen thousand, two hundred seventy-four".