85919612 has 12 divisors (see below), whose sum is σ = 150792600. Its totient is φ = 42836016.

The previous prime is 85919611. The next prime is 85919627. The reversal of 85919612 is 21691958.

It is a happy number.

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 85919612.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85919611) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29378 + ... + 32169.

It is an arithmetic number, because the mean of its divisors is an integer number (12566050).

Almost surely, 2^85919612 is an apocalyptic number.

It is an amenable number.

85919612 is a deficient number, since it is larger than the sum of its proper divisors (64872988).

85919612 is a wasteful number, since it uses less digits than its factorization.

85919612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61900 (or 61898 counting only the distinct ones).

The product of its digits is 38880, while the sum is 41.

The square root of 85919612 is about 9269.2832516867. The cubic root of 85919612 is about 441.2629211869.

The spelling of 85919612 in words is "eighty-five million, nine hundred nineteen thousand, six hundred twelve".