6324645 has 8 divisors (see below), whose sum is σ = 10119456. Its totient is φ = 3373136.

The previous prime is 6324641. The next prime is 6324653. The reversal of 6324645 is 5464236.

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

It is a cyclic number.

It is not a de Polignac number, because 6324645 - 2² = 6324641 is a prime.

It is a super-2 number, since 2×6324645² = 80002268752050, which contains 22 as substring.

It is a Curzon number.

6324645 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6324641) 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, 210807 + ... + 210836.

It is an arithmetic number, because the mean of its divisors is an integer number (1264932).

Almost surely, 2^6324645 is an apocalyptic number.

It is an amenable number.

6324645 is a deficient number, since it is larger than the sum of its proper divisors (3794811).

6324645 is a wasteful number, since it uses less digits than its factorization.

6324645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 421651.

The product of its digits is 17280, while the sum is 30.

The square root of 6324645 is about 2514.8846892055. The cubic root of 6324645 is about 184.9319935087.

The spelling of 6324645 in words is "six million, three hundred twenty-four thousand, six hundred forty-five".