91794227 has 8 divisors (see below), whose sum is σ = 104966400. Its totient is φ = 78636744.

The previous prime is 91794223. The next prime is 91794229. The reversal of 91794227 is 72249719.

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

It is a cyclic number.

It is not a de Polignac number, because 91794227 - 2² = 91794223 is a prime.

It is a super-2 number, since 2×91794227² = 16852360221055058, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (91794223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19424 + ... + 23682.

It is an arithmetic number, because the mean of its divisors is an integer number (13120800).

Almost surely, 2^91794227 is an apocalyptic number.

91794227 is a deficient number, since it is larger than the sum of its proper divisors (13172173).

91794227 is a wasteful number, since it uses less digits than its factorization.

91794227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7345.

The product of its digits is 63504, while the sum is 41.

The square root of 91794227 is about 9580.9303827969. The cubic root of 91794227 is about 451.0989224226.

The spelling of 91794227 in words is "ninety-one million, seven hundred ninety-four thousand, two hundred twenty-seven".