86718734 has 8 divisors (see below), whose sum is σ = 137729808. Its totient is φ = 40808800.

The previous prime is 86718719. The next prime is 86718757. The reversal of 86718734 is 43781768.

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

It is a congruent number.

It is an unprimeable number.

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, 1275242 + ... + 1275309.

It is an arithmetic number, because the mean of its divisors is an integer number (17216226).

Almost surely, 2^86718734 is an apocalyptic number.

86718734 is a deficient number, since it is larger than the sum of its proper divisors (51011074).

86718734 is a wasteful number, since it uses less digits than its factorization.

86718734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2550570.

The product of its digits is 225792, while the sum is 44.

The square root of 86718734 is about 9312.2894070148. The cubic root of 86718734 is about 442.6267359114.

The spelling of 86718734 in words is "eighty-six million, seven hundred eighteen thousand, seven hundred thirty-four".