6603601 has 4 divisors (see below), whose sum is σ = 6610032. Its totient is φ = 6597172.

The previous prime is 6603593. The next prime is 6603617. The reversal of 6603601 is 1063066.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 6603601 - 2³ = 6603593 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6603671) 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, 1291 + ... + 3856.

It is an arithmetic number, because the mean of its divisors is an integer number (1652508).

Almost surely, 2^6603601 is an apocalyptic number.

It is an amenable number.

6603601 is a deficient number, since it is larger than the sum of its proper divisors (6431).

6603601 is a wasteful number, since it uses less digits than its factorization.

6603601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6430.

The product of its (nonzero) digits is 648, while the sum is 22.

The square root of 6603601 is about 2569.7472638374. The cubic root of 6603601 is about 187.6118538525.

Adding to 6603601 its reverse (1063066), we get a palindrome (7666667).

The spelling of 6603601 in words is "six million, six hundred three thousand, six hundred one".