195228395 has 4 divisors (see below), whose sum is σ = 234274080. Its totient is φ = 156182712.

The previous prime is 195228373. The next prime is 195228413. The reversal of 195228395 is 593822591.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 593822591 = 3491 ⋅170101.

It is a cyclic number.

It is not a de Polignac number, because 195228395 - 2⁸ = 195228139 is a prime.

It is a super-2 number, since 2×195228395² = 76228252428552050, which contains 22 as substring.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 19522835 + ... + 19522844.

It is an arithmetic number, because the mean of its divisors is an integer number (58568520).

Almost surely, 2^195228395 is an apocalyptic number.

195228395 is a deficient number, since it is larger than the sum of its proper divisors (39045685).

195228395 is an equidigital number, since it uses as much as digits as its factorization.

195228395 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39045684.

The product of its digits is 194400, while the sum is 44.

The square root of 195228395 is about 13972.4155034124. The cubic root of 195228395 is about 580.1153110011.

The spelling of 195228395 in words is "one hundred ninety-five million, two hundred twenty-eight thousand, three hundred ninety-five".