78596 has 18 divisors (see below), whose sum is σ = 160398. Its totient is φ = 33600.

The previous prime is 78593. The next prime is 78607. The reversal of 78596 is 69587.

It can be written as a sum of positive squares in only one way, i.e., 78400 + 196 = 280^2 + 14^2 .

It is not an unprimeable number, because it can be changed into a prime (78593) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5 + ... + 396.

It is an arithmetic number, because the mean of its divisors is an integer number (8911).

2⁷⁸⁵⁹⁶ is an apocalyptic number.

It is an amenable number.

78596 is an abundant number, since it is smaller than the sum of its proper divisors (81802).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

78596 is a wasteful number, since it uses less digits than its factorization.

78596 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 419 (or 410 counting only the distinct ones).

The product of its digits is 15120, while the sum is 35.

The square root of 78596 is about 280.3497815230. The cubic root of 78596 is about 42.8351357913.

Subtracting from 78596 its reverse (69587), we obtain a palindrome (9009).

The spelling of 78596 in words is "seventy-eight thousand, five hundred ninety-six".