85865366 has 8 divisors (see below), whose sum is σ = 128850480. Its totient is φ = 42915208.

The previous prime is 85865363. The next prime is 85865383. The reversal of 85865366 is 66356858.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×85865366² = 14745722156627912, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 85865366.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85865363) 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, 1346 + ... + 13173.

It is an arithmetic number, because the mean of its divisors is an integer number (16106310).

Almost surely, 2^85865366 is an apocalyptic number.

85865366 is a deficient number, since it is larger than the sum of its proper divisors (42985114).

85865366 is a wasteful number, since it uses less digits than its factorization.

85865366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17478.

The product of its digits is 1036800, while the sum is 47.

The square root of 85865366 is about 9266.3566734721. The cubic root of 85865366 is about 441.1700367368.

The spelling of 85865366 in words is "eighty-five million, eight hundred sixty-five thousand, three hundred sixty-six".