84396959 has 12 divisors (see below), whose sum is σ = 93558864. Its totient is φ = 75972864.

The previous prime is 84396947. The next prime is 84396997. The reversal of 84396959 is 95969348.

It is not a de Polignac number, because 84396959 - 2¹² = 84392863 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 84396959.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84396929) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 299 + ... + 12995.

It is an arithmetic number, because the mean of its divisors is an integer number (7796572).

Almost surely, 2^84396959 is an apocalyptic number.

84396959 is a deficient number, since it is larger than the sum of its proper divisors (9161905).

84396959 is a wasteful number, since it uses less digits than its factorization.

84396959 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12754 (or 12737 counting only the distinct ones).

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

The square root of 84396959 is about 9186.7817542380. The cubic root of 84396959 is about 438.6407069163.

The spelling of 84396959 in words is "eighty-four million, three hundred ninety-six thousand, nine hundred fifty-nine".