91465 has 8 divisors (see below), whose sum is σ = 119808. Its totient is φ = 66480.

The previous prime is 91463. The next prime is 91493. The reversal of 91465 is 56419.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 91465 - 2¹ = 91463 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (91463) 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, 777 + ... + 886.

It is an arithmetic number, because the mean of its divisors is an integer number (14976).

2⁹¹⁴⁶⁵ is an apocalyptic number.

It is an amenable number.

91465 is a deficient number, since it is larger than the sum of its proper divisors (28343).

91465 is a wasteful number, since it uses less digits than its factorization.

It is an anagram of its base 16 representation: 91465 = (16549)₁₆.

91465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1679.

The product of its digits is 1080, while the sum is 25.

The square root of 91465 is about 302.4318104962. The cubic root of 91465 is about 45.0558976151.

It can be divided in two parts, 914 and 65, that added together give a palindrome (979).

The spelling of 91465 in words is "ninety-one thousand, four hundred sixty-five".