84685536 has 72 divisors (see below), whose sum is σ = 259360920. Its totient is φ = 26055936.

The previous prime is 84685529. The next prime is 84685537. The reversal of 84685536 is 63558648.

It is a tau number, because it is divible by the number of its divisors (72).

It is a junction number, because it is equal to n+sod(n) for n = 84685491 and 84685500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84685537) 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, 7566 + ... + 15053.

It is an arithmetic number, because the mean of its divisors is an integer number (3602235).

Almost surely, 2^84685536 is an apocalyptic number.

It is an amenable number.

84685536 is an abundant number, since it is smaller than the sum of its proper divisors (174675384).

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

84685536 is a wasteful number, since it uses less digits than its factorization.

84685536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22648 (or 22637 counting only the distinct ones).

The product of its digits is 691200, while the sum is 45.

The square root of 84685536 is about 9202.4744498423. The cubic root of 84685536 is about 439.1400835979.

The spelling of 84685536 in words is "eighty-four million, six hundred eighty-five thousand, five hundred thirty-six".