6309345 has 16 divisors (see below), whose sum is σ = 11537280. Its totient is φ = 2884224.

The previous prime is 6309343. The next prime is 6309371. The reversal of 6309345 is 5439036.

It is a happy number.

It is not a de Polignac number, because 6309345 - 2¹ = 6309343 is a prime.

6309345 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (6309343) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29940 + ... + 30149.

It is an arithmetic number, because the mean of its divisors is an integer number (721080).

Almost surely, 2^6309345 is an apocalyptic number.

It is an amenable number.

6309345 is a deficient number, since it is larger than the sum of its proper divisors (5227935).

6309345 is a wasteful number, since it uses less digits than its factorization.

6309345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60104.

The product of its (nonzero) digits is 9720, while the sum is 30.

The square root of 6309345 is about 2511.8409583411. The cubic root of 6309345 is about 184.7827496032.

The spelling of 6309345 in words is "six million, three hundred nine thousand, three hundred forty-five".