195972236 has 12 divisors (see below), whose sum is σ = 357862512. Its totient is φ = 93725808.

The previous prime is 195972233. The next prime is 195972247. The reversal of 195972236 is 632279591.

195972236 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (195972233) 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, 1064975 + ... + 1065158.

It is an arithmetic number, because the mean of its divisors is an integer number (29821876).

Almost surely, 2^195972236 is an apocalyptic number.

It is an amenable number.

195972236 is a deficient number, since it is larger than the sum of its proper divisors (161890276).

195972236 is a wasteful number, since it uses less digits than its factorization.

195972236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2130160 (or 2130158 counting only the distinct ones).

The product of its digits is 204120, while the sum is 44.

The square root of 195972236 is about 13999.0083934542. The cubic root of 195972236 is about 580.8511443185.

The spelling of 195972236 in words is "one hundred ninety-five million, nine hundred seventy-two thousand, two hundred thirty-six".