91396 has 12 divisors (see below), whose sum is σ = 162652. Its totient is φ = 44928.

The previous prime is 91393. The next prime is 91397. The reversal of 91396 is 69319.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 18496 + 72900 = 136^2 + 270^2 .

It is not an unprimeable number, because it can be changed into a prime (91393) 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, 136 + ... + 448.

2⁹¹³⁹⁶ is an apocalyptic number.

It is an amenable number.

91396 is a deficient number, since it is larger than the sum of its proper divisors (71256).

91396 is a wasteful number, since it uses less digits than its factorization.

91396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 390 (or 388 counting only the distinct ones).

The product of its digits is 1458, while the sum is 28.

The square root of 91396 is about 302.3177136722. The cubic root of 91396 is about 45.0445649049.

The spelling of 91396 in words is "ninety-one thousand, three hundred ninety-six".