6224309 has 8 divisors (see below), whose sum is σ = 7660800. Its totient is φ = 4924656.

The previous prime is 6224287. The next prime is 6224353. The reversal of 6224309 is 9034226.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6224309 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6224359) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34109 + ... + 34290.

It is an arithmetic number, because the mean of its divisors is an integer number (957600).

Almost surely, 2^6224309 is an apocalyptic number.

It is an amenable number.

6224309 is a deficient number, since it is larger than the sum of its proper divisors (1436491).

6224309 is a wasteful number, since it uses less digits than its factorization.

6224309 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68419.

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 6224309 is about 2494.8565088999. The cubic root of 6224309 is about 183.9488377760.

The spelling of 6224309 in words is "six million, two hundred twenty-four thousand, three hundred nine".