91682793 has 8 divisors (see below), whose sum is σ = 135826400. Its totient is φ = 61121844.

The previous prime is 91682777. The next prime is 91682813. The reversal of 91682793 is 39728619.

It is not a de Polignac number, because 91682793 - 2⁴ = 91682777 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (91682093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1697803 + ... + 1697856.

It is an arithmetic number, because the mean of its divisors is an integer number (16978300).

Almost surely, 2^91682793 is an apocalyptic number.

It is an amenable number.

91682793 is a deficient number, since it is larger than the sum of its proper divisors (44143607).

91682793 is a wasteful number, since it uses less digits than its factorization.

91682793 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3395668 (or 3395662 counting only the distinct ones).

The product of its digits is 163296, while the sum is 45.

The square root of 91682793 is about 9575.1132108190. The cubic root of 91682793 is about 450.9163106774.

The spelling of 91682793 in words is "ninety-one million, six hundred eighty-two thousand, seven hundred ninety-three".