10026865 has 4 divisors (see below), whose sum is σ = 12032244. Its totient is φ = 8021488.

The previous prime is 10026859. The next prime is 10026881. The reversal of 10026865 is 56862001.

10026865 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4787344 + 5239521 = 2188^2 + 2289^2 .

It is a cyclic number.

It is not a de Polignac number, because 10026865 - 2¹⁵ = 9994097 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1002682 + ... + 1002691.

It is an arithmetic number, because the mean of its divisors is an integer number (3008061).

Almost surely, 2^10026865 is an apocalyptic number.

It is an amenable number.

10026865 is a deficient number, since it is larger than the sum of its proper divisors (2005379).

10026865 is an equidigital number, since it uses as much as digits as its factorization.

10026865 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2005378.

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 10026865 is about 3166.5225405798. The cubic root of 10026865 is about 215.6362261186.

Adding to 10026865 its reverse (56862001), we get a palindrome (66888866).

The spelling of 10026865 in words is "ten million, twenty-six thousand, eight hundred sixty-five".