195222799 has 12 divisors (see below), whose sum is σ = 201611160. Its totient is φ = 188964000.

The previous prime is 195222787. The next prime is 195222829. The reversal of 195222799 is 997222591.

It is not a de Polignac number, because 195222799 - 2¹⁵ = 195190031 is a prime.

It is a super-2 number, since 2×195222799² = 76223882498788802, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (195222719) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1078489 + ... + 1078669.

It is an arithmetic number, because the mean of its divisors is an integer number (16800930).

Almost surely, 2^195222799 is an apocalyptic number.

195222799 is a deficient number, since it is larger than the sum of its proper divisors (6388361).

195222799 is an equidigital number, since it uses as much as digits as its factorization.

195222799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 522 (or 341 counting only the distinct ones).

The product of its digits is 204120, while the sum is 46.

The square root of 195222799 is about 13972.2152502744. The cubic root of 195222799 is about 580.1097681662.

The spelling of 195222799 in words is "one hundred ninety-five million, two hundred twenty-two thousand, seven hundred ninety-nine".