91834152 has 32 divisors (see below), whose sum is σ = 236993280. Its totient is φ = 29623680.

The previous prime is 91834129. The next prime is 91834157. The reversal of 91834152 is 25143819.

It is a super-2 number, since 2×91834152² = 16867022947118208, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (91834157) 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 in 7 ways as a sum of consecutive naturals, for example, 60973 + ... + 62460.

It is an arithmetic number, because the mean of its divisors is an integer number (7406040).

Almost surely, 2^91834152 is an apocalyptic number.

It is an amenable number.

91834152 is an abundant number, since it is smaller than the sum of its proper divisors (145159128).

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

91834152 is a wasteful number, since it uses less digits than its factorization.

91834152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123473 (or 123469 counting only the distinct ones).

The product of its digits is 8640, while the sum is 33.

The square root of 91834152 is about 9583.0137222066. The cubic root of 91834152 is about 451.1643132959.

The spelling of 91834152 in words is "ninety-one million, eight hundred thirty-four thousand, one hundred fifty-two".