85884111 has 8 divisors (see below), whose sum is σ = 127235760. Its totient is φ = 57256056.

The previous prime is 85884107. The next prime is 85884121. The reversal of 85884111 is 11148858.

It is a happy number.

It is not a de Polignac number, because 85884111 - 2² = 85884107 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85884121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1590420 + ... + 1590473.

It is an arithmetic number, because the mean of its divisors is an integer number (15904470).

Almost surely, 2^85884111 is an apocalyptic number.

85884111 is a deficient number, since it is larger than the sum of its proper divisors (41351649).

85884111 is a wasteful number, since it uses less digits than its factorization.

85884111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3180902 (or 3180896 counting only the distinct ones).

The product of its digits is 10240, while the sum is 36.

The square root of 85884111 is about 9267.3680729752. The cubic root of 85884111 is about 441.2021378855.

The spelling of 85884111 in words is "eighty-five million, eight hundred eighty-four thousand, one hundred eleven".