85660546 has 8 divisors (see below), whose sum is σ = 128546064. Its totient is φ = 42811860.

The previous prime is 85660543. The next prime is 85660559. The reversal of 85660546 is 64506658.

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

It is a junction number, because it is equal to n+sod(n) for n = 85660499 and 85660508.

It is not an unprimeable number, because it can be changed into a prime (85660543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2380 + ... + 13303.

It is an arithmetic number, because the mean of its divisors is an integer number (16068258).

Almost surely, 2^85660546 is an apocalyptic number.

85660546 is a deficient number, since it is larger than the sum of its proper divisors (42885518).

85660546 is a wasteful number, since it uses less digits than its factorization.

85660546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18416.

The product of its (nonzero) digits is 172800, while the sum is 40.

The square root of 85660546 is about 9255.2982663985. The cubic root of 85660546 is about 440.8189740055.

The spelling of 85660546 in words is "eighty-five million, six hundred sixty thousand, five hundred forty-six".