91522752 has 28 divisors (see below), whose sum is σ = 242154456. Its totient is φ = 30507520.

The previous prime is 91522751. The next prime is 91522787. The reversal of 91522752 is 25722519.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (91522751) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 238149 + ... + 238532.

Almost surely, 2^91522752 is an apocalyptic number.

It is an amenable number.

91522752 is an abundant number, since it is smaller than the sum of its proper divisors (150631704).

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

91522752 is a wasteful number, since it uses less digits than its factorization.

91522752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 476696 (or 476686 counting only the distinct ones).

The product of its digits is 12600, while the sum is 33.

The square root of 91522752 is about 9566.7524270256. The cubic root of 91522752 is about 450.6537854859.

The spelling of 91522752 in words is "ninety-one million, five hundred twenty-two thousand, seven hundred fifty-two".