6003645 has 8 divisors (see below), whose sum is σ = 9605856. Its totient is φ = 3201936.

The previous prime is 6003643. The next prime is 6003649. The reversal of 6003645 is 5463006.

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

It is not a de Polignac number, because 6003645 - 2¹ = 6003643 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 (6003643) 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, 200107 + ... + 200136.

It is an arithmetic number, because the mean of its divisors is an integer number (1200732).

Almost surely, 2^6003645 is an apocalyptic number.

It is an amenable number.

6003645 is a deficient number, since it is larger than the sum of its proper divisors (3602211).

6003645 is a wasteful number, since it uses less digits than its factorization.

6003645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 400251.

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 6003645 is about 2450.2336623269. The cubic root of 6003645 is about 181.7488485264.

The spelling of 6003645 in words is "six million, three thousand, six hundred forty-five".