195210764 has 24 divisors (see below), whose sum is σ = 391846560. Its totient is φ = 83356416.

The previous prime is 195210761. The next prime is 195210767. The reversal of 195210764 is 467012591.

It is an interprime number because it is at equal distance from previous prime (195210761) and next prime (195210767).

It is not an unprimeable number, because it can be changed into a prime (195210761) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4829 + ... + 20340.

It is an arithmetic number, because the mean of its divisors is an integer number (16326940).

Almost surely, 2^195210764 is an apocalyptic number.

195210764 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

195210764 is an abundant number, since it is smaller than the sum of its proper divisors (196635796).

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

195210764 is a wasteful number, since it uses less digits than its factorization.

195210764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25457 (or 25455 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 35.

The square root of 195210764 is about 13971.7845674774. The cubic root of 195210764 is about 580.0978471464.

The spelling of 195210764 in words is "one hundred ninety-five million, two hundred ten thousand, seven hundred sixty-four".