1003224 has 16 divisors (see below), whose sum is σ = 2508120. Its totient is φ = 334400.

The previous prime is 1003201. The next prime is 1003241. The reversal of 1003224 is 4223001.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent 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, 20877 + ... + 20924.

2^1003224 is an apocalyptic number.

It is an amenable number.

1003224 is an abundant number, since it is smaller than the sum of its proper divisors (1504896).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1003224 is a wasteful number, since it uses less digits than its factorization.

1003224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41810 (or 41806 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 1003224 is about 1001.6107028182. The cubic root of 1003224 is about 100.1073513822.

Adding to 1003224 its sum of digits (12), we get a triangular number (1003236 = T₁₄₁₆).

Adding to 1003224 its reverse (4223001), we get a palindrome (5226225).

The spelling of 1003224 in words is "one million, three thousand, two hundred twenty-four".