6430224 has 20 divisors (see below), whose sum is σ = 16611536. Its totient is φ = 2143392.

The previous prime is 6430223. The next prime is 6430231. The reversal of 6430224 is 4220346.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 6430224.

It is not an unprimeable number, because it can be changed into a prime (6430223) 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, 66934 + ... + 67029.

Almost surely, 2^6430224 is an apocalyptic number.

It is an amenable number.

6430224 is an abundant number, since it is smaller than the sum of its proper divisors (10181312).

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

6430224 is a wasteful number, since it uses less digits than its factorization.

6430224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133974 (or 133968 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 6430224 is about 2535.7886347249. The cubic root of 6430224 is about 185.9553598503.

The spelling of 6430224 in words is "six million, four hundred thirty thousand, two hundred twenty-four".