86343867 has 32 divisors (see below), whose sum is σ = 136100160. Its totient is φ = 53913600.

The previous prime is 86343857. The next prime is 86343869. The reversal of 86343867 is 76834368.

86343867 is a `hidden beast` number, since 8 + 634 + 3 + 8 + 6 + 7 = 666.

It is not a de Polignac number, because 86343867 - 2⁸ = 86343611 is a prime.

It is not an unprimeable number, because it can be changed into a prime (86343869) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 143367 + ... + 143967.

It is an arithmetic number, because the mean of its divisors is an integer number (4253130).

Almost surely, 2^86343867 is an apocalyptic number.

86343867 is a deficient number, since it is larger than the sum of its proper divisors (49756293).

86343867 is a wasteful number, since it uses less digits than its factorization.

86343867 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 940 (or 934 counting only the distinct ones).

The product of its digits is 580608, while the sum is 45.

The square root of 86343867 is about 9292.1400656684. The cubic root of 86343867 is about 441.9880203274.

The spelling of 86343867 in words is "eighty-six million, three hundred forty-three thousand, eight hundred sixty-seven".