86672834 has 12 divisors (see below), whose sum is σ = 138107634. Its totient is φ = 40786944.

The previous prime is 86672797. The next prime is 86672837. The reversal of 86672834 is 43827668.

It can be written as a sum of positive squares in 3 ways, for example, as 77352025 + 9320809 = 8795^2 + 3053^2 .

It is not an unprimeable number, because it can be changed into a prime (86672837) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 74399 + ... + 75554.

Almost surely, 2^86672834 is an apocalyptic number.

86672834 is a deficient number, since it is larger than the sum of its proper divisors (51434800).

86672834 is a wasteful number, since it uses less digits than its factorization.

86672834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149989 (or 149972 counting only the distinct ones).

The product of its digits is 387072, while the sum is 44.

The square root of 86672834 is about 9309.8245955550. The cubic root of 86672834 is about 442.5486284030.

The spelling of 86672834 in words is "eighty-six million, six hundred seventy-two thousand, eight hundred thirty-four".