195287164 has 6 divisors (see below), whose sum is σ = 341752544. Its totient is φ = 97643580.

The previous prime is 195287129. The next prime is 195287167. The reversal of 195287164 is 461782591.

It is a self number, because there is not a number n which added to its sum of digits gives 195287164.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (195287167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24410892 + ... + 24410899.

Almost surely, 2^195287164 is an apocalyptic number.

It is an amenable number.

195287164 is a deficient number, since it is larger than the sum of its proper divisors (146465380).

195287164 is a wasteful number, since it uses less digits than its factorization.

195287164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48821795 (or 48821793 counting only the distinct ones).

The product of its digits is 120960, while the sum is 43.

The square root of 195287164 is about 13974.5183816831. The cubic root of 195287164 is about 580.1735152672.

The spelling of 195287164 in words is "one hundred ninety-five million, two hundred eighty-seven thousand, one hundred sixty-four".