86013826 has 32 divisors (see below), whose sum is σ = 138510000. Its totient is φ = 39981312.

The previous prime is 86013793. The next prime is 86013827. The reversal of 86013826 is 62831068.

It can be written as a sum of positive squares in 8 ways, for example, as 23049601 + 62964225 = 4801^2 + 7935^2 .

It is a junction number, because it is equal to n+sod(n) for n = 86013791 and 86013800.

It is not an unprimeable number, because it can be changed into a prime (86013827) 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 15 ways as a sum of consecutive naturals, for example, 319620 + ... + 319888.

Almost surely, 2^86013826 is an apocalyptic number.

86013826 is a deficient number, since it is larger than the sum of its proper divisors (52496174).

86013826 is a wasteful number, since it uses less digits than its factorization.

86013826 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 486.

The product of its (nonzero) digits is 13824, while the sum is 34.

The square root of 86013826 is about 9274.3639134983. The cubic root of 86013826 is about 441.4241492529.

The spelling of 86013826 in words is "eighty-six million, thirteen thousand, eight hundred twenty-six".