86413838 has 32 divisors (see below), whose sum is σ = 150958080. Its totient is φ = 36336960.

The previous prime is 86413793. The next prime is 86413849. The reversal of 86413838 is 83831468.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 86413795 and 86413804.

It is a congruent number.

It is an unprimeable number.

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, 277703 + ... + 278013.

It is an arithmetic number, because the mean of its divisors is an integer number (4717440).

Almost surely, 2^86413838 is an apocalyptic number.

86413838 is a deficient number, since it is larger than the sum of its proper divisors (64544242).

86413838 is a wasteful number, since it uses less digits than its factorization.

86413838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 632.

The product of its digits is 110592, while the sum is 41.

The square root of 86413838 is about 9295.9043669780. The cubic root of 86413838 is about 442.1073802565.

The spelling of 86413838 in words is "eighty-six million, four hundred thirteen thousand, eight hundred thirty-eight".