195027870 has 32 divisors (see below), whose sum is σ = 470950272. Its totient is φ = 51687072.

The previous prime is 195027823. The next prime is 195027881. The reversal of 195027870 is 78720591.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15052 + ... + 24831.

It is an arithmetic number, because the mean of its divisors is an integer number (14717196).

Almost surely, 2^195027870 is an apocalyptic number.

195027870 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

195027870 is an abundant number, since it is smaller than the sum of its proper divisors (275922402).

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

195027870 is a wasteful number, since it uses less digits than its factorization.

195027870 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40056.

The product of its (nonzero) digits is 35280, while the sum is 39.

The square root of 195027870 is about 13965.2379141925. The cubic root of 195027870 is about 579.9166249556.

It can be divided in two parts, 19502 and 7870, that added together give a palindrome (27372).

The spelling of 195027870 in words is "one hundred ninety-five million, twenty-seven thousand, eight hundred seventy".