91794272 has 12 divisors (see below), whose sum is σ = 180720036. Its totient is φ = 45897120.

The previous prime is 91794239. The next prime is 91794359. The reversal of 91794272 is 27249719.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 1434254 + ... + 1434317.

It is an arithmetic number, because the mean of its divisors is an integer number (15060003).

Almost surely, 2^91794272 is an apocalyptic number.

It is an amenable number.

91794272 is a deficient number, since it is larger than the sum of its proper divisors (88925764).

91794272 is a wasteful number, since it uses less digits than its factorization.

91794272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2868581 (or 2868573 counting only the distinct ones).

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

The square root of 91794272 is about 9580.9327312115. The cubic root of 91794272 is about 451.0989961362.

The spelling of 91794272 in words is "ninety-one million, seven hundred ninety-four thousand, two hundred seventy-two".