84839656 has 32 divisors (see below), whose sum is σ = 183746880. Its totient is φ = 36294400.

The previous prime is 84839647. The next prime is 84839659. The reversal of 84839656 is 65693848.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (84839659) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26860 + ... + 29851.

It is an arithmetic number, because the mean of its divisors is an integer number (5742090).

Almost surely, 2^84839656 is an apocalyptic number.

It is an amenable number.

84839656 is an abundant number, since it is smaller than the sum of its proper divisors (98907224).

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

84839656 is a wasteful number, since it uses less digits than its factorization.

84839656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56745 (or 56741 counting only the distinct ones).

The product of its digits is 1244160, while the sum is 49.

The square root of 84839656 is about 9210.8444781138. The cubic root of 84839656 is about 439.4063205376.

It can be divided in two parts, 848 and 39656, that added together give a palindrome (40504).

The spelling of 84839656 in words is "eighty-four million, eight hundred thirty-nine thousand, six hundred fifty-six".