195228601 has 2 divisors, whose sum is σ = 195228602. Its totient is φ = 195228600.

The previous prime is 195228589. The next prime is 195228619. The reversal of 195228601 is 106822591.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 156850576 + 38378025 = 12524^2 + 6195^2 .

It is a cyclic number.

It is not a de Polignac number, because 195228601 - 2¹³ = 195220409 is a prime.

It is a super-2 number, since 2×195228601² = 76228413296834402, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (195228641) 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 as a sum of consecutive naturals, namely, 97614300 + 97614301.

It is an arithmetic number, because the mean of its divisors is an integer number (97614301).

Almost surely, 2^195228601 is an apocalyptic number.

It is an amenable number.

195228601 is a deficient number, since it is larger than the sum of its proper divisors (1).

195228601 is an equidigital number, since it uses as much as digits as its factorization.

195228601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8640, while the sum is 34.

The square root of 195228601 is about 13972.4228750779. The cubic root of 195228601 is about 580.1155150420.

The spelling of 195228601 in words is "one hundred ninety-five million, two hundred twenty-eight thousand, six hundred one".