85987794 has 8 divisors (see below), whose sum is σ = 171975600. Its totient is φ = 28662596.

The previous prime is 85987789. The next prime is 85987807. The reversal of 85987794 is 49778958.

It is a sphenic number, since it is the product of 3 distinct primes.

85987794 is an admirable number.

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, 7165644 + ... + 7165655.

It is an arithmetic number, because the mean of its divisors is an integer number (21496950).

Almost surely, 2^85987794 is an apocalyptic number.

85987794 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

85987794 is a wasteful number, since it uses less digits than its factorization.

85987794 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14331304.

The product of its digits is 5080320, while the sum is 57.

The square root of 85987794 is about 9272.9603687280. The cubic root of 85987794 is about 441.3796125645.

The spelling of 85987794 in words is "eighty-five million, nine hundred eighty-seven thousand, seven hundred ninety-four".