5644907 has 2 divisors, whose sum is σ = 5644908. Its totient is φ = 5644906.

The previous prime is 5644889. The next prime is 5644909. The reversal of 5644907 is 7094465.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5644907 - 2²⁰ = 4596331 is a prime.

Together with 5644909, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (5644909) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2822453 + 2822454.

It is an arithmetic number, because the mean of its divisors is an integer number (2822454).

Almost surely, 2^5644907 is an apocalyptic number.

5644907 is a deficient number, since it is larger than the sum of its proper divisors (1).

5644907 is an equidigital number, since it uses as much as digits as its factorization.

5644907 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30240, while the sum is 35.

The square root of 5644907 is about 2375.9013026639. The cubic root of 5644907 is about 178.0542169566.

The spelling of 5644907 in words is "five million, six hundred forty-four thousand, nine hundred seven".