5644367 has 2 divisors, whose sum is σ = 5644368. Its totient is φ = 5644366.

The previous prime is 5644363. The next prime is 5644369. The reversal of 5644367 is 7634465.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5644367 - 2² = 5644363 is a prime.

Together with 5644369, 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 (5644363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2822183 + 2822184.

It is an arithmetic number, because the mean of its divisors is an integer number (2822184).

Almost surely, 2^5644367 is an apocalyptic number.

5644367 is a deficient number, since it is larger than the sum of its proper divisors (1).

5644367 is an equidigital number, since it uses as much as digits as its factorization.

5644367 is an evil number, because the sum of its binary digits is even.

The product of its digits is 60480, while the sum is 35.

The square root of 5644367 is about 2375.7876588618. The cubic root of 5644367 is about 178.0485391339.

The spelling of 5644367 in words is "five million, six hundred forty-four thousand, three hundred sixty-seven".