91673703 has 12 divisors (see below), whose sum is σ = 144455688. Its totient is φ = 55559760.

The previous prime is 91673693. The next prime is 91673711. The reversal of 91673703 is 30737619.

It is not a de Polignac number, because 91673703 - 2⁸ = 91673447 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (91673783) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 462900 + ... + 463097.

It is an arithmetic number, because the mean of its divisors is an integer number (12037974).

Almost surely, 2^91673703 is an apocalyptic number.

91673703 is a deficient number, since it is larger than the sum of its proper divisors (52781985).

91673703 is a wasteful number, since it uses less digits than its factorization.

91673703 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 926014 (or 926011 counting only the distinct ones).

The product of its (nonzero) digits is 23814, while the sum is 36.

The square root of 91673703 is about 9574.6385310360. The cubic root of 91673703 is about 450.9014079729.

The spelling of 91673703 in words is "ninety-one million, six hundred seventy-three thousand, seven hundred three".