91741904 has 20 divisors (see below), whose sum is σ = 177939876. Its totient is φ = 45821952.

The previous prime is 91741889. The next prime is 91741931. The reversal of 91741904 is 40914719.

It can be written as a sum of positive squares in 2 ways, for example, as 66259600 + 25482304 = 8140^2 + 5048^2 .

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15962 + ... + 20934.

Almost surely, 2^91741904 is an apocalyptic number.

It is an amenable number.

91741904 is a deficient number, since it is larger than the sum of its proper divisors (86197972).

91741904 is a wasteful number, since it uses less digits than its factorization.

91741904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6134 (or 6128 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 35.

The square root of 91741904 is about 9578.1994132509. The cubic root of 91741904 is about 451.0131968613.

The spelling of 91741904 in words is "ninety-one million, seven hundred forty-one thousand, nine hundred four".