91750116 has 12 divisors (see below), whose sum is σ = 214083632. Its totient is φ = 30583368.

The previous prime is 91750091. The next prime is 91750129. The reversal of 91750116 is 61105719.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 3822910 + ... + 3822933.

Almost surely, 2^91750116 is an apocalyptic number.

It is an amenable number.

91750116 is an abundant number, since it is smaller than the sum of its proper divisors (122333516).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

91750116 is a wasteful number, since it uses less digits than its factorization.

91750116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7645850 (or 7645848 counting only the distinct ones).

The product of its (nonzero) digits is 1890, while the sum is 30.

The square root of 91750116 is about 9578.6280854828. The cubic root of 91750116 is about 451.0266534888.

The spelling of 91750116 in words is "ninety-one million, seven hundred fifty thousand, one hundred sixteen".