91366727 has 8 divisors (see below), whose sum is σ = 95124336. Its totient is φ = 87676992.

The previous prime is 91366711. The next prime is 91366757. The reversal of 91366727 is 72766319.

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

It is a cyclic number.

It is not a de Polignac number, because 91366727 - 2⁴ = 91366711 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (91366757) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14213 + ... + 19614.

It is an arithmetic number, because the mean of its divisors is an integer number (11890542).

Almost surely, 2^91366727 is an apocalyptic number.

91366727 is a deficient number, since it is larger than the sum of its proper divisors (3757609).

91366727 is a wasteful number, since it uses less digits than its factorization.

91366727 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33937.

The product of its digits is 95256, while the sum is 41.

The square root of 91366727 is about 9558.5944050368. The cubic root of 91366727 is about 450.3975532043.

The spelling of 91366727 in words is "ninety-one million, three hundred sixty-six thousand, seven hundred twenty-seven".