1038321 has 12 divisors (see below), whose sum is σ = 1535248. Its totient is φ = 675864.

The previous prime is 1038319. The next prime is 1038329. The reversal of 1038321 is 1238301.

It is not a de Polignac number, because 1038321 - 2¹ = 1038319 is a prime.

It is a super-2 number, since 2×1038321² = 2156220998082, which contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1038294 and 1038303.

It is not an unprimeable number, because it can be changed into a prime (1038329) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 955 + ... + 1728.

2^1038321 is an apocalyptic number.

It is an amenable number.

1038321 is a deficient number, since it is larger than the sum of its proper divisors (496927).

1038321 is a wasteful number, since it uses less digits than its factorization.

1038321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2732 (or 2729 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 1038321 is about 1018.9803727256. The cubic root of 1038321 is about 101.2613887509.

It can be divided in two parts, 10383 and 21, that added together give a square (10404 = 102²).

The spelling of 1038321 in words is "one million, thirty-eight thousand, three hundred twenty-one".