195138962 has 8 divisors (see below), whose sum is σ = 300619596. Its totient is φ = 94932432.

The previous prime is 195138913. The next prime is 195138991. The reversal of 195138962 is 269831591.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 194909521 + 229441 = 13961^2 + 479^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1318433 + ... + 1318580.

Almost surely, 2^195138962 is an apocalyptic number.

195138962 is a deficient number, since it is larger than the sum of its proper divisors (105480634).

195138962 is a wasteful number, since it uses less digits than its factorization.

195138962 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2637052.

The product of its digits is 116640, while the sum is 44.

The square root of 195138962 is about 13969.2147953992. The cubic root of 195138962 is about 580.0267149803.

The spelling of 195138962 in words is "one hundred ninety-five million, one hundred thirty-eight thousand, nine hundred sixty-two".