86159474 has 8 divisors (see below), whose sum is σ = 130571868. Its totient is φ = 42635520.

The previous prime is 86159473. The next prime is 86159483. The reversal of 86159474 is 47495168.

It can be written as a sum of positive squares in 2 ways, for example, as 82937449 + 3222025 = 9107^2 + 1795^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (86159473) 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 3 ways as a sum of consecutive naturals, for example, 221867 + ... + 222254.

Almost surely, 2^86159474 is an apocalyptic number.

86159474 is a deficient number, since it is larger than the sum of its proper divisors (44412394).

86159474 is a wasteful number, since it uses less digits than its factorization.

86159474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 444220.

The product of its digits is 241920, while the sum is 44.

The square root of 86159474 is about 9282.2127749799. The cubic root of 86159474 is about 441.6731646052.

The spelling of 86159474 in words is "eighty-six million, one hundred fifty-nine thousand, four hundred seventy-four".