84846905 has 32 divisors (see below), whose sum is σ = 121927680. Its totient is φ = 55860480.

The previous prime is 84846901. The next prime is 84846919. The reversal of 84846905 is 50964848.

It is a happy number.

It is not a de Polignac number, because 84846905 - 2² = 84846901 is a prime.

It is not an unprimeable number, because it can be changed into a prime (84846901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 36776 + ... + 39014.

It is an arithmetic number, because the mean of its divisors is an integer number (3810240).

Almost surely, 2^84846905 is an apocalyptic number.

It is an amenable number.

84846905 is a deficient number, since it is larger than the sum of its proper divisors (37080775).

84846905 is a wasteful number, since it uses less digits than its factorization.

84846905 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2321.

The product of its (nonzero) digits is 276480, while the sum is 44.

The square root of 84846905 is about 9211.2379732585. The cubic root of 84846905 is about 439.4188349908.

The spelling of 84846905 in words is "eighty-four million, eight hundred forty-six thousand, nine hundred five".