85865461 has 8 divisors (see below), whose sum is σ = 93742848. Its totient is φ = 78000000.

The previous prime is 85865431. The next prime is 85865477. The reversal of 85865461 is 16456858.

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

It is a cyclic number.

It is not a de Polignac number, because 85865461 - 2⁹ = 85864949 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85865411) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19461 + ... + 23461.

It is an arithmetic number, because the mean of its divisors is an integer number (11717856).

Almost surely, 2^85865461 is an apocalyptic number.

It is an amenable number.

85865461 is a deficient number, since it is larger than the sum of its proper divisors (7877387).

85865461 is a wasteful number, since it uses less digits than its factorization.

85865461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5963.

The product of its digits is 230400, while the sum is 43.

The square root of 85865461 is about 9266.3617995414. The cubic root of 85865461 is about 441.1701994378.

The spelling of 85865461 in words is "eighty-five million, eight hundred sixty-five thousand, four hundred sixty-one".