191332016 has 10 divisors (see below), whose sum is σ = 370705812. Its totient is φ = 95666000.

The previous prime is 191332013. The next prime is 191332039. The reversal of 191332016 is 610233191.

It is not an unprimeable number, because it can be changed into a prime (191332013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5979110 + ... + 5979141.

Almost surely, 2^191332016 is an apocalyptic number.

191332016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

191332016 is a deficient number, since it is larger than the sum of its proper divisors (179373796).

191332016 is a wasteful number, since it uses less digits than its factorization.

191332016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11958259 (or 11958253 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 26.

The square root of 191332016 is about 13832.2816628349. The cubic root of 191332016 is about 576.2300232267.

The spelling of 191332016 in words is "one hundred ninety-one million, three hundred thirty-two thousand, sixteen".