1004231 has 4 divisors (see below), whose sum is σ = 1013232. Its totient is φ = 995232.

The previous prime is 1004221. The next prime is 1004233. The reversal of 1004231 is 1324001.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1004231 - 2⁶ = 1004167 is a prime.

It is a super-2 number, since 2×1004231² = 2016959802722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1004233) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4331 + ... + 4556.

It is an arithmetic number, because the mean of its divisors is an integer number (253308).

2^1004231 is an apocalyptic number.

1004231 is a deficient number, since it is larger than the sum of its proper divisors (9001).

1004231 is an equidigital number, since it uses as much as digits as its factorization.

1004231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9000.

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 1004231 is about 1002.1132670512. The cubic root of 1004231 is about 100.1408348955.

Adding to 1004231 its reverse (1324001), we get a palindrome (2328232).

The spelling of 1004231 in words is "one million, four thousand, two hundred thirty-one".