4863865 has 8 divisors (see below), whose sum is σ = 5924160. Its totient is φ = 3832752.

The previous prime is 4863847. The next prime is 4863877. The reversal of 4863865 is 5683684.

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 4863865 - 2⁷ = 4863737 is a prime.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 6925 + ... + 7594.

It is an arithmetic number, because the mean of its divisors is an integer number (740520).

Almost surely, 2^4863865 is an apocalyptic number.

It is an amenable number.

4863865 is a deficient number, since it is larger than the sum of its proper divisors (1060295).

4863865 is a wasteful number, since it uses less digits than its factorization.

4863865 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14591.

The product of its digits is 138240, while the sum is 40.

The square root of 4863865 is about 2205.4171940928. The cubic root of 4863865 is about 169.4313758223.

The spelling of 4863865 in words is "four million, eight hundred sixty-three thousand, eight hundred sixty-five".