195150812 has 24 divisors (see below), whose sum is σ = 345461760. Its totient is φ = 96454640.

The previous prime is 195150811. The next prime is 195150821. The reversal of 195150812 is 218051591.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (195150811) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 136043 + ... + 137469.

It is an arithmetic number, because the mean of its divisors is an integer number (14394240).

Almost surely, 2^195150812 is an apocalyptic number.

It is an amenable number.

195150812 is a deficient number, since it is larger than the sum of its proper divisors (150310948).

195150812 is a wasteful number, since it uses less digits than its factorization.

195150812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1801 (or 1799 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 32.

The square root of 195150812 is about 13969.6389359210. The cubic root of 195150812 is about 580.0384556349.

The spelling of 195150812 in words is "one hundred ninety-five million, one hundred fifty thousand, eight hundred twelve".