91366895 has 8 divisors (see below), whose sum is σ = 111277104. Its totient is φ = 72002304.

The previous prime is 91366843. The next prime is 91366903. The reversal of 91366895 is 59866319.

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 91366895 - 2⁶ = 91366831 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 136034 + ... + 136703.

It is an arithmetic number, because the mean of its divisors is an integer number (13909638).

Almost surely, 2^91366895 is an apocalyptic number.

91366895 is a deficient number, since it is larger than the sum of its proper divisors (19910209).

91366895 is a wasteful number, since it uses less digits than its factorization.

91366895 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272809.

The product of its digits is 349920, while the sum is 47.

The square root of 91366895 is about 9558.6031929357. The cubic root of 91366895 is about 450.3978292594.

The spelling of 91366895 in words is "ninety-one million, three hundred sixty-six thousand, eight hundred ninety-five".