86691701 has 8 divisors (see below), whose sum is σ = 90554880. Its totient is φ = 82886832.

The previous prime is 86691697. The next prime is 86691707. The reversal of 86691701 is 10719668.

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

It is a cyclic number.

It is not a de Polignac number, because 86691701 - 2² = 86691697 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86691707) 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, 11525 + ... + 17498.

It is an arithmetic number, because the mean of its divisors is an integer number (11319360).

Almost surely, 2^86691701 is an apocalyptic number.

It is an amenable number.

86691701 is a deficient number, since it is larger than the sum of its proper divisors (3863179).

86691701 is a wasteful number, since it uses less digits than its factorization.

86691701 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29155.

The product of its (nonzero) digits is 18144, while the sum is 38.

The square root of 86691701 is about 9310.8378248147. The cubic root of 86691701 is about 442.5807374996.

The spelling of 86691701 in words is "eighty-six million, six hundred ninety-one thousand, seven hundred one".