85365667 has 4 divisors (see below), whose sum is σ = 85387896. Its totient is φ = 85343440.

The previous prime is 85365641. The next prime is 85365701. The reversal of 85365667 is 76656358.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-85365667 is a prime.

It is a super-3 number, since 3×85365667³ (a number of 25 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (85365607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3709 + ... + 13582.

It is an arithmetic number, because the mean of its divisors is an integer number (21346974).

Almost surely, 2^85365667 is an apocalyptic number.

85365667 is a deficient number, since it is larger than the sum of its proper divisors (22229).

85365667 is a wasteful number, since it uses less digits than its factorization.

85365667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22228.

The product of its digits is 907200, while the sum is 46.

The square root of 85365667 is about 9239.3542523274. The cubic root of 85365667 is about 440.3125654429.

The spelling of 85365667 in words is "eighty-five million, three hundred sixty-five thousand, six hundred sixty-seven".