91274 has 8 divisors (see below), whose sum is σ = 139968. Its totient is φ = 44620.

The previous prime is 91253. The next prime is 91283. The reversal of 91274 is 47219.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 392 + ... + 579.

It is an arithmetic number, because the mean of its divisors is an integer number (17496).

2⁹¹²⁷⁴ is an apocalyptic number.

91274 is a gapful number since it is divisible by the number (94) formed by its first and last digit.

91274 is a deficient number, since it is larger than the sum of its proper divisors (48694).

91274 is a wasteful number, since it uses less digits than its factorization.

91274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1020.

The product of its digits is 504, while the sum is 23.

The square root of 91274 is about 302.1158718108. The cubic root of 91274 is about 45.0245133931.

The spelling of 91274 in words is "ninety-one thousand, two hundred seventy-four".