86834739 has 8 divisors (see below), whose sum is σ = 116286160. Its totient is φ = 57636576.

The previous prime is 86834701. The next prime is 86834743. The reversal of 86834739 is 93743868.

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

It is not a de Polignac number, because 86834739 - 2⁷ = 86834611 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (86834749) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62512 + ... + 63885.

It is an arithmetic number, because the mean of its divisors is an integer number (14535770).

Almost surely, 2^86834739 is an apocalyptic number.

86834739 is a deficient number, since it is larger than the sum of its proper divisors (29451421).

86834739 is a wasteful number, since it uses less digits than its factorization.

86834739 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126629.

The product of its digits is 870912, while the sum is 48.

The square root of 86834739 is about 9318.5159226134. The cubic root of 86834739 is about 442.8240175263.

The spelling of 86834739 in words is "eighty-six million, eight hundred thirty-four thousand, seven hundred thirty-nine".