85568942 has 4 divisors (see below), whose sum is σ = 128353416. Its totient is φ = 42784470.

The previous prime is 85568893. The next prime is 85568953. The reversal of 85568942 is 24986558.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21392234 + ... + 21392237.

It is an arithmetic number, because the mean of its divisors is an integer number (32088354).

Almost surely, 2^85568942 is an apocalyptic number.

85568942 is a deficient number, since it is larger than the sum of its proper divisors (42784474).

85568942 is a wasteful number, since it uses less digits than its factorization.

85568942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42784473.

The product of its digits is 691200, while the sum is 47.

The square root of 85568942 is about 9250.3482096622. The cubic root of 85568942 is about 440.6617830702.

The spelling of 85568942 in words is "eighty-five million, five hundred sixty-eight thousand, nine hundred forty-two".