1038863 has 16 divisors (see below), whose sum is σ = 1278720. Its totient is φ = 824256.

The previous prime is 1038833. The next prime is 1038881. The reversal of 1038863 is 3688301.

It is a cyclic number.

It is not a de Polignac number, because 1038863 - 2¹² = 1034767 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1038803) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 9656 + ... + 9762.

It is an arithmetic number, because the mean of its divisors is an integer number (79920).

2^1038863 is an apocalyptic number.

1038863 is a deficient number, since it is larger than the sum of its proper divisors (239857).

1038863 is a wasteful number, since it uses less digits than its factorization.

1038863 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206.

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 1038863 is about 1019.2462901576. The cubic root of 1038863 is about 101.2790050519.

The spelling of 1038863 in words is "one million, thirty-eight thousand, eight hundred sixty-three".