91366 has 8 divisors (see below), whose sum is σ = 149544. Its totient is φ = 41520.

The previous prime is 91331. The next prime is 91367. The reversal of 91366 is 66319.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 91366.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (91367) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2055 + ... + 2098.

It is an arithmetic number, because the mean of its divisors is an integer number (18693).

2⁹¹³⁶⁶ is an apocalyptic number.

91366 is a deficient number, since it is larger than the sum of its proper divisors (58178).

91366 is a wasteful number, since it uses less digits than its factorization.

91366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4166.

The product of its digits is 972, while the sum is 25.

The square root of 91366 is about 302.2680929241. The cubic root of 91366 is about 45.0396358605.

It can be divided in two parts, 913 and 66, that added together give a palindrome (979).

The spelling of 91366 in words is "ninety-one thousand, three hundred sixty-six".