84936959 has 4 divisors (see below), whose sum is σ = 85151304. Its totient is φ = 84722616.

The previous prime is 84936937. The next prime is 84936967. The reversal of 84936959 is 95963948.

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

It is a cyclic number.

It is not a de Polignac number, because 84936959 - 2⁸ = 84936703 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 84936959.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84936979) 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, 106577 + ... + 107370.

It is an arithmetic number, because the mean of its divisors is an integer number (21287826).

Almost surely, 2^84936959 is an apocalyptic number.

84936959 is a deficient number, since it is larger than the sum of its proper divisors (214345).

84936959 is a wasteful number, since it uses less digits than its factorization.

84936959 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214344.

The product of its digits is 2099520, while the sum is 53.

The square root of 84936959 is about 9216.1249448996. The cubic root of 84936959 is about 439.5742420817.

The spelling of 84936959 in words is "eighty-four million, nine hundred thirty-six thousand, nine hundred fifty-nine".