6604901 has 2 divisors, whose sum is σ = 6604902. Its totient is φ = 6604900.

The previous prime is 6604883. The next prime is 6604903. The reversal of 6604901 is 1094066.

It is a Cunningham number, because it is equal to 2570²+1.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6604900 + 1 = 2570^2 + 1^2 .

It is a cyclic number.

It is not a de Polignac number, because 6604901 - 2¹⁸ = 6342757 is a prime.

Together with 6604903, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6604903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3302450 + 3302451.

It is an arithmetic number, because the mean of its divisors is an integer number (3302451).

Almost surely, 2^6604901 is an apocalyptic number.

It is an amenable number.

6604901 is a deficient number, since it is larger than the sum of its proper divisors (1).

6604901 is an equidigital number, since it uses as much as digits as its factorization.

6604901 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 6604901 is about 2570.0001945525. Note that the first 3 decimals coincide. The cubic root of 6604901 is about 187.6241642776.

Adding to 6604901 its reverse (1094066), we get a palindrome (7698967).

The spelling of 6604901 in words is "six million, six hundred four thousand, nine hundred one".