86209834 has 8 divisors (see below), whose sum is σ = 129379968. Its totient is φ = 43083180.

The previous prime is 86209831. The next prime is 86209843. The reversal of 86209834 is 43890268.

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 (86209831) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 5352 + ... + 14179.

It is an arithmetic number, because the mean of its divisors is an integer number (16172496).

Almost surely, 2^86209834 is an apocalyptic number.

86209834 is a deficient number, since it is larger than the sum of its proper divisors (43170134).

86209834 is a wasteful number, since it uses less digits than its factorization.

86209834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21740.

The product of its (nonzero) digits is 82944, while the sum is 40.

The square root of 86209834 is about 9284.9250939359. The cubic root of 86209834 is about 441.7592001365.

The spelling of 86209834 in words is "eighty-six million, two hundred nine thousand, eight hundred thirty-four".