91743882 has 16 divisors (see below), whose sum is σ = 183585312. Its totient is φ = 30565040.

The previous prime is 91743881. The next prime is 91743893. The reversal of 91743882 is 28834719.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (91743881) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15157 + ... + 20327.

It is an arithmetic number, because the mean of its divisors is an integer number (11474082).

Almost surely, 2^91743882 is an apocalyptic number.

91743882 is an abundant number, since it is smaller than the sum of its proper divisors (91841430).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

91743882 is a wasteful number, since it uses less digits than its factorization.

91743882 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8133.

The product of its digits is 96768, while the sum is 42.

The square root of 91743882 is about 9578.3026680096. The cubic root of 91743882 is about 451.0164381925.

The spelling of 91743882 in words is "ninety-one million, seven hundred forty-three thousand, eight hundred eighty-two".