191696 has 10 divisors (see below), whose sum is σ = 371442. Its totient is φ = 95840.

The previous prime is 191693. The next prime is 191699. The reversal of 191696 is 696191.

It is a happy number.

191696 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (191693) and next prime (191699).

It can be written as a sum of positive squares in only one way, i.e., 190096 + 1600 = 436^2 + 40^2 .

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 191696.

It is not an unprimeable number, because it can be changed into a prime (191693) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5975 + ... + 6006.

2¹⁹¹⁶⁹⁶ is an apocalyptic number.

191696 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

191696 is a deficient number, since it is larger than the sum of its proper divisors (179746).

191696 is a wasteful number, since it uses less digits than its factorization.

191696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11989 (or 11983 counting only the distinct ones).

The product of its digits is 2916, while the sum is 32.

The square root of 191696 is about 437.8310176312. The cubic root of 191696 is about 57.6595192377.

The spelling of 191696 in words is "one hundred ninety-one thousand, six hundred ninety-six".