91116632 has 8 divisors (see below), whose sum is σ = 170843700. Its totient is φ = 45558312.

The previous prime is 91116631. The next prime is 91116673. The reversal of 91116632 is 23661119.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 91116595 and 91116604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (91116631) 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 as a sum of consecutive naturals, namely, 5694782 + ... + 5694797.

Almost surely, 2^91116632 is an apocalyptic number.

It is an amenable number.

91116632 is a deficient number, since it is larger than the sum of its proper divisors (79727068).

91116632 is a wasteful number, since it uses less digits than its factorization.

91116632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11389585 (or 11389581 counting only the distinct ones).

The product of its digits is 1944, while the sum is 29.

The square root of 91116632 is about 9545.5032345079. The cubic root of 91116632 is about 449.9862250927.

The spelling of 91116632 in words is "ninety-one million, one hundred sixteen thousand, six hundred thirty-two".