91874 has 8 divisors (see below), whose sum is σ = 139968. Its totient is φ = 45220.

The previous prime is 91873. The next prime is 91909. The reversal of 91874 is 47819.

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

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 91874.

It is not an unprimeable number, because it can be changed into a prime (91873) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 182 + ... + 465.

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

2⁹¹⁸⁷⁴ is an apocalyptic number.

91874 is a deficient number, since it is larger than the sum of its proper divisors (48094).

91874 is a wasteful number, since it uses less digits than its factorization.

91874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 720.

The product of its digits is 2016, while the sum is 29.

The square root of 91874 is about 303.1072417479. The cubic root of 91874 is about 45.1229559160.

The spelling of 91874 in words is "ninety-one thousand, eight hundred seventy-four".