91114752 has 72 divisors (see below), whose sum is σ = 250921440. Its totient is φ = 29317120.

The previous prime is 91114741. The next prime is 91114769. The reversal of 91114752 is 25741119.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20227 + ... + 24317.

It is an arithmetic number, because the mean of its divisors is an integer number (3485020).

Almost surely, 2^91114752 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 91114752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (125460720).

91114752 is an abundant number, since it is smaller than the sum of its proper divisors (159806688).

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

91114752 is a wasteful number, since it uses less digits than its factorization.

91114752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4139 (or 4125 counting only the distinct ones).

The product of its digits is 2520, while the sum is 30.

The square root of 91114752 is about 9545.4047583117. The cubic root of 91114752 is about 449.9831302318.

The spelling of 91114752 in words is "ninety-one million, one hundred fourteen thousand, seven hundred fifty-two".