195782938 has 8 divisors (see below), whose sum is σ = 316264788. Its totient is φ = 90361344.

The previous prime is 195782933. The next prime is 195782941. The reversal of 195782938 is 839287591.

It can be written as a sum of positive squares in 2 ways, for example, as 195356529 + 426409 = 13977^2 + 653^2 .

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

It is not an unprimeable number, because it can be changed into a prime (195782933) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3765031 + ... + 3765082.

Almost surely, 2^195782938 is an apocalyptic number.

195782938 is a deficient number, since it is larger than the sum of its proper divisors (120481850).

195782938 is a wasteful number, since it uses less digits than its factorization.

195782938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7530128.

The product of its digits is 1088640, while the sum is 52.

The square root of 195782938 is about 13992.2456382098. The cubic root of 195782938 is about 580.6640610454.

The spelling of 195782938 in words is "one hundred ninety-five million, seven hundred eighty-two thousand, nine hundred thirty-eight".