6433224 has 64 divisors (see below), whose sum is σ = 18576000. Its totient is φ = 1818624.

The previous prime is 6433211. The next prime is 6433237. The reversal of 6433224 is 4223346.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (6433211) and next prime (6433237).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a nude number because it is divisible by every one of its digits.

It is a d-powerful number, because it can be written as 6² + 4⁶ + 3 + 3⁸ + 2¹⁷ + 2²¹ + 4¹¹ .

It is a junction number, because it is equal to n+sod(n) for n = 6433194 and 6433203.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24904 + ... + 25160.

It is an arithmetic number, because the mean of its divisors is an integer number (290250).

Almost surely, 2^6433224 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6433224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9288000).

6433224 is an abundant number, since it is smaller than the sum of its proper divisors (12142776).

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

6433224 is a wasteful number, since it uses less digits than its factorization.

6433224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 422 (or 418 counting only the distinct ones).

The product of its digits is 3456, while the sum is 24.

The square root of 6433224 is about 2536.3800976983. The cubic root of 6433224 is about 185.9842743093.

The spelling of 6433224 in words is "six million, four hundred thirty-three thousand, two hundred twenty-four".