85266616 has 16 divisors (see below), whose sum is σ = 165032640. Its totient is φ = 41257920.

The previous prime is 85266613. The next prime is 85266617. The reversal of 85266616 is 61666258.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85266613) 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, 171661 + ... + 172156.

It is an arithmetic number, because the mean of its divisors is an integer number (10314540).

Almost surely, 2^85266616 is an apocalyptic number.

It is an amenable number.

85266616 is a deficient number, since it is larger than the sum of its proper divisors (79766024).

85266616 is a wasteful number, since it uses less digits than its factorization.

85266616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 343854 (or 343850 counting only the distinct ones).

The product of its digits is 103680, while the sum is 40.

The square root of 85266616 is about 9233.9924193168. The cubic root of 85266616 is about 440.1421992182.

The spelling of 85266616 in words is "eighty-five million, two hundred sixty-six thousand, six hundred sixteen".