97599 has 4 divisors (see below), whose sum is σ = 130136. Its totient is φ = 65064.

The previous prime is 97583. The next prime is 97607. The reversal of 97599 is 99579.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 97599 - 2⁴ = 97583 is a prime.

It is a D-number.

It is a Duffinian number.

97599 is a lucky number.

It is a plaindrome in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16264 + ... + 16269.

It is an arithmetic number, because the mean of its divisors is an integer number (32534).

2⁹⁷⁵⁹⁹ is an apocalyptic number.

97599 is a deficient number, since it is larger than the sum of its proper divisors (32537).

97599 is a wasteful number, since it uses less digits than its factorization.

97599 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32536.

The product of its digits is 25515, while the sum is 39.

The square root of 97599 is about 312.4083865712. The cubic root of 97599 is about 46.0413931130.

It can be divided in two parts, 97 and 599, that added together give a palindrome (696).

The spelling of 97599 in words is "ninety-seven thousand, five hundred ninety-nine".