97959 has 4 divisors (see below), whose sum is σ = 130616. Its totient is φ = 65304.

The previous prime is 97943. The next prime is 97961. The reversal of 97959 is 95979.

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

It is not a de Polignac number, because 97959 - 2⁴ = 97943 is a prime.

It is an Ulam number.

It is a D-number.

It is a Duffinian number.

It is a nialpdrome in base 7.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 97959.

It is not an unprimeable number, because it can be changed into a prime (97919) 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, 16324 + ... + 16329.

It is an arithmetic number, because the mean of its divisors is an integer number (32654).

2⁹⁷⁹⁵⁹ is an apocalyptic number.

97959 is a deficient number, since it is larger than the sum of its proper divisors (32657).

97959 is a wasteful number, since it uses less digits than its factorization.

97959 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32656.

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

The square root of 97959 is about 312.9840251514. The cubic root of 97959 is about 46.0979325037.

It can be divided in two parts, 9 and 7959, that multiplied together give a triangular number (71631 = T₃₇₈).

The spelling of 97959 in words is "ninety-seven thousand, nine hundred fifty-nine".