86694042 has 32 divisors (see below), whose sum is σ = 180117504. Its totient is φ = 27788400.

The previous prime is 86694029. The next prime is 86694059. The reversal of 86694042 is 24049668.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 29667 + ... + 32457.

It is an arithmetic number, because the mean of its divisors is an integer number (5628672).

Almost surely, 2^86694042 is an apocalyptic number.

86694042 is an abundant number, since it is smaller than the sum of its proper divisors (93423462).

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

86694042 is a wasteful number, since it uses less digits than its factorization.

86694042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2994.

The product of its (nonzero) digits is 82944, while the sum is 39.

The square root of 86694042 is about 9310.9635376797. The cubic root of 86694042 is about 442.5847212419.

The spelling of 86694042 in words is "eighty-six million, six hundred ninety-four thousand, forty-two".