86785004 has 12 divisors (see below), whose sum is σ = 154013328. Its totient is φ = 42781200.

The previous prime is 86784991. The next prime is 86785021. The reversal of 86785004 is 40058768.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 152507 + ... + 153074.

It is an arithmetic number, because the mean of its divisors is an integer number (12834444).

Almost surely, 2^86785004 is an apocalyptic number.

It is an amenable number.

86785004 is a deficient number, since it is larger than the sum of its proper divisors (67228324).

86785004 is a wasteful number, since it uses less digits than its factorization.

86785004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 305656 (or 305654 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 38.

The square root of 86785004 is about 9315.8469287553. The cubic root of 86785004 is about 442.7394582095.

The spelling of 86785004 in words is "eighty-six million, seven hundred eighty-five thousand, four".