91740464 has 40 divisors (see below), whose sum is σ = 183485280. Its totient is φ = 44402688.

The previous prime is 91740463. The next prime is 91740527. The reversal of 91740464 is 46404719.

It is not an unprimeable number, because it can be changed into a prime (91740463) 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, 208757 + ... + 209195.

It is an arithmetic number, because the mean of its divisors is an integer number (4587132).

Almost surely, 2^91740464 is an apocalyptic number.

It is an amenable number.

91740464 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

91740464 is a wasteful number, since it uses less digits than its factorization.

91740464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 837 (or 831 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 35.

The square root of 91740464 is about 9578.1242422512. The cubic root of 91740464 is about 451.0108371167.

The spelling of 91740464 in words is "ninety-one million, seven hundred forty thousand, four hundred sixty-four".