91192 has 8 divisors (see below), whose sum is σ = 171000. Its totient is φ = 45592.

The previous prime is 91183. The next prime is 91193. The reversal of 91192 is 29119.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (91193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5692 + ... + 5707.

It is an arithmetic number, because the mean of its divisors is an integer number (21375).

2⁹¹¹⁹² is an apocalyptic number.

It is an amenable number.

91192 is a deficient number, since it is larger than the sum of its proper divisors (79808).

91192 is a wasteful number, since it uses less digits than its factorization.

91192 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11405 (or 11401 counting only the distinct ones).

The product of its digits is 162, while the sum is 22.

The square root of 91192 is about 301.9801317968. The cubic root of 91192 is about 45.0110261047.

The spelling of 91192 in words is "ninety-one thousand, one hundred ninety-two".