4986865 has 16 divisors (see below), whose sum is σ = 6825168. Its totient is φ = 3465216.

The previous prime is 4986853. The next prime is 4986887. The reversal of 4986865 is 5686894.

It can be written as a sum of positive squares in 8 ways, for example, as 1149184 + 3837681 = 1072^2 + 1959^2 .

It is a cyclic number.

It is not a de Polignac number, because 4986865 - 2⁹ = 4986353 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1152 + ... + 3361.

It is an arithmetic number, because the mean of its divisors is an integer number (426573).

Almost surely, 2^4986865 is an apocalyptic number.

It is an amenable number.

4986865 is a deficient number, since it is larger than the sum of its proper divisors (1838303).

4986865 is a wasteful number, since it uses less digits than its factorization.

4986865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4548.

The product of its digits is 414720, while the sum is 46.

The square root of 4986865 is about 2233.1289707493. The cubic root of 4986865 is about 170.8477264626.

The spelling of 4986865 in words is "four million, nine hundred eighty-six thousand, eight hundred sixty-five".