191828968 has 16 divisors (see below), whose sum is σ = 372082500. Its totient is φ = 92606976.

The previous prime is 191828953. The next prime is 191828971. The reversal of 191828968 is 869828191.

It can be written as a sum of positive squares in 2 ways, for example, as 191490244 + 338724 = 13838^2 + 582^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 413193 + ... + 413656.

Almost surely, 2^191828968 is an apocalyptic number.

It is an amenable number.

191828968 is a deficient number, since it is larger than the sum of its proper divisors (180253532).

191828968 is a wasteful number, since it uses less digits than its factorization.

191828968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 826884 (or 826880 counting only the distinct ones).

The product of its digits is 497664, while the sum is 52.

The square root of 191828968 is about 13850.2334998367. The cubic root of 191828968 is about 576.7284780473.

The spelling of 191828968 in words is "one hundred ninety-one million, eight hundred twenty-eight thousand, nine hundred sixty-eight".