86842924 has 24 divisors (see below), whose sum is σ = 174666240. Its totient is φ = 37008336.

The previous prime is 86842909. The next prime is 86842927. The reversal of 86842924 is 42924868.

It is not an unprimeable number, because it can be changed into a prime (86842927) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 3652 + ... + 13675.

It is an arithmetic number, because the mean of its divisors is an integer number (7277760).

Almost surely, 2^86842924 is an apocalyptic number.

It is an amenable number.

86842924 is an abundant number, since it is smaller than the sum of its proper divisors (87823316).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

86842924 is a wasteful number, since it uses less digits than its factorization.

86842924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17517 (or 17515 counting only the distinct ones).

The product of its digits is 221184, while the sum is 43.

The square root of 86842924 is about 9318.9550916398. The cubic root of 86842924 is about 442.8379305475.

The spelling of 86842924 in words is "eighty-six million, eight hundred forty-two thousand, nine hundred twenty-four".