85681094 has 16 divisors (see below), whose sum is σ = 131673600. Its totient is φ = 41795784.

The previous prime is 85681093. The next prime is 85681121. The reversal of 85681094 is 49018658.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85681093) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32477 + ... + 35015.

It is an arithmetic number, because the mean of its divisors is an integer number (8229600).

Almost surely, 2^85681094 is an apocalyptic number.

85681094 is a deficient number, since it is larger than the sum of its proper divisors (45992506).

85681094 is a wasteful number, since it uses less digits than its factorization.

85681094 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2947.

The product of its (nonzero) digits is 69120, while the sum is 41.

The square root of 85681094 is about 9256.4082667091. The cubic root of 85681094 is about 440.8542186408.

The spelling of 85681094 in words is "eighty-five million, six hundred eighty-one thousand, ninety-four".