84036705 has 32 divisors (see below), whose sum is σ = 138240000. Its totient is φ = 43572672.

The previous prime is 84036697. The next prime is 84036727. The reversal of 84036705 is 50763048.

It is not a de Polignac number, because 84036705 - 2³ = 84036697 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 139996 + ... + 140594.

It is an arithmetic number, because the mean of its divisors is an integer number (4320000).

Almost surely, 2^84036705 is an apocalyptic number.

It is an amenable number.

84036705 is a deficient number, since it is larger than the sum of its proper divisors (54203295).

84036705 is a wasteful number, since it uses less digits than its factorization.

84036705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 853.

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 84036705 is about 9167.1535931280. The cubic root of 84036705 is about 438.0156944815.

The spelling of 84036705 in words is "eighty-four million, thirty-six thousand, seven hundred five".