195820633 has 4 divisors (see below), whose sum is σ = 200596788. Its totient is φ = 191044480.

The previous prime is 195820621. The next prime is 195820657. The reversal of 195820633 is 336028591.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 31775769 + 164044864 = 5637^2 + 12808^2 .

It is a cyclic number.

It is not a de Polignac number, because 195820633 - 2⁵ = 195820601 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 195820592 and 195820601.

It is not an unprimeable number, because it can be changed into a prime (195820133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2388016 + ... + 2388097.

It is an arithmetic number, because the mean of its divisors is an integer number (50149197).

Almost surely, 2^195820633 is an apocalyptic number.

It is an amenable number.

195820633 is a deficient number, since it is larger than the sum of its proper divisors (4776155).

195820633 is an equidigital number, since it uses as much as digits as its factorization.

195820633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4776154.

The product of its (nonzero) digits is 38880, while the sum is 37.

The square root of 195820633 is about 13993.5925694584. The cubic root of 195820633 is about 580.7013246385.

The spelling of 195820633 in words is "one hundred ninety-five million, eight hundred twenty thousand, six hundred thirty-three".