86343646 has 8 divisors (see below), whose sum is σ = 137134080. Its totient is φ = 40632288.

The previous prime is 86343641. The next prime is 86343659. The reversal of 86343646 is 64634368.

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

It is a junction number, because it is equal to n+sod(n) for n = 86343599 and 86343608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86343641) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1269726 + ... + 1269793.

It is an arithmetic number, because the mean of its divisors is an integer number (17141760).

Almost surely, 2^86343646 is an apocalyptic number.

86343646 is a deficient number, since it is larger than the sum of its proper divisors (50790434).

86343646 is a wasteful number, since it uses less digits than its factorization.

86343646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2539538.

The product of its digits is 248832, while the sum is 40.

The square root of 86343646 is about 9292.1281738900. The cubic root of 86343646 is about 441.9876432327.

The spelling of 86343646 in words is "eighty-six million, three hundred forty-three thousand, six hundred forty-six".