84855862 has 64 divisors (see below), whose sum is σ = 168376320. Its totient is φ = 31135104.

The previous prime is 84855853. The next prime is 84855871. The reversal of 84855862 is 26855848.

It is an interprime number because it is at equal distance from previous prime (84855853) and next prime (84855871).

It is a congruent number.

It is an unprimeable number.

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, 183043 + ... + 183505.

It is an arithmetic number, because the mean of its divisors is an integer number (2630880).

Almost surely, 2^84855862 is an apocalyptic number.

84855862 is a deficient number, since it is larger than the sum of its proper divisors (83520458).

84855862 is a wasteful number, since it uses less digits than its factorization.

84855862 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 557.

The product of its digits is 614400, while the sum is 46.

The square root of 84855862 is about 9211.7241600039. The cubic root of 84855862 is about 439.4342970987.

The spelling of 84855862 in words is "eighty-four million, eight hundred fifty-five thousand, eight hundred sixty-two".