86396739 has 32 divisors (see below), whose sum is σ = 139017984. Its totient is φ = 47018880.

The previous prime is 86396711. The next prime is 86396753. The reversal of 86396739 is 93769368.

It is a happy number.

It is not a de Polignac number, because 86396739 - 2⁵ = 86396707 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 86396691 and 86396700.

It is not an unprimeable number, because it can be changed into a prime (86396759) 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 31 ways as a sum of consecutive naturals, for example, 13152 + ... + 18594.

It is an arithmetic number, because the mean of its divisors is an integer number (4344312).

Almost surely, 2^86396739 is an apocalyptic number.

86396739 is a deficient number, since it is larger than the sum of its proper divisors (52621245).

86396739 is a wasteful number, since it uses less digits than its factorization.

86396739 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5507.

The product of its digits is 1469664, while the sum is 51.

The square root of 86396739 is about 9294.9846153719. The cubic root of 86396739 is about 442.0782179027.

The spelling of 86396739 in words is "eighty-six million, three hundred ninety-six thousand, seven hundred thirty-nine".