86253418 has 16 divisors (see below), whose sum is σ = 130897800. Its totient is φ = 42624000.

The previous prime is 86253383. The next prime is 86253421. The reversal of 86253418 is 81435268.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 37491129 + 48762289 = 6123^2 + 6983^2 .

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 7 ways as a sum of consecutive naturals, for example, 71218 + ... + 72418.

Almost surely, 2^86253418 is an apocalyptic number.

86253418 is a deficient number, since it is larger than the sum of its proper divisors (44644382).

86253418 is a wasteful number, since it uses less digits than its factorization.

86253418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1593.

The product of its digits is 46080, while the sum is 37.

The square root of 86253418 is about 9287.2718276144. The cubic root of 86253418 is about 441.8336324389.

The spelling of 86253418 in words is "eighty-six million, two hundred fifty-three thousand, four hundred eighteen".