91496593 has 4 divisors (see below), whose sum is σ = 94448128. Its totient is φ = 88545060.

The previous prime is 91496591. The next prime is 91496633. The reversal of 91496593 is 39569419.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 91496593 - 2¹ = 91496591 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (91496591) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1475721 + ... + 1475782.

It is an arithmetic number, because the mean of its divisors is an integer number (23612032).

Almost surely, 2^91496593 is an apocalyptic number.

It is an amenable number.

91496593 is a deficient number, since it is larger than the sum of its proper divisors (2951535).

91496593 is a wasteful number, since it uses less digits than its factorization.

91496593 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2951534.

The product of its digits is 262440, while the sum is 46.

The square root of 91496593 is about 9565.3851464539. The cubic root of 91496593 is about 450.6108461605.

The spelling of 91496593 in words is "ninety-one million, four hundred ninety-six thousand, five hundred ninety-three".