86144522 has 16 divisors (see below), whose sum is σ = 135673920. Its totient is φ = 40943232.

The previous prime is 86144521. The next prime is 86144551. The reversal of 86144522 is 22544168.

It is not an unprimeable number, because it can be changed into a prime (86144521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1754 + ... + 13242.

It is an arithmetic number, because the mean of its divisors is an integer number (8479620).

Almost surely, 2^86144522 is an apocalyptic number.

86144522 is a deficient number, since it is larger than the sum of its proper divisors (49529398).

86144522 is a wasteful number, since it uses less digits than its factorization.

86144522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11677.

The product of its digits is 15360, while the sum is 32.

The square root of 86144522 is about 9281.4073286329. The cubic root of 86144522 is about 441.6476140035.

The spelling of 86144522 in words is "eighty-six million, one hundred forty-four thousand, five hundred twenty-two".