544667 has 2 divisors, whose sum is σ = 544668. Its totient is φ = 544666.

The previous prime is 544651. The next prime is 544699. The reversal of 544667 is 766445.

It is an a-pointer prime, because the next prime (544699) can be obtained adding 544667 to its sum of digits (32).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 544667 - 2⁴ = 544651 is a prime.

It is a Chen prime.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (544627) 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, 272333 + 272334.

It is an arithmetic number, because the mean of its divisors is an integer number (272334).

2⁵⁴⁴⁶⁶⁷ is an apocalyptic number.

544667 is a deficient number, since it is larger than the sum of its proper divisors (1).

544667 is an equidigital number, since it uses as much as digits as its factorization.

544667 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20160, while the sum is 32.

The square root of 544667 is about 738.0155824913. The cubic root of 544667 is about 81.6664519408. Note that the first 3 decimals are identical.

The spelling of 544667 in words is "five hundred forty-four thousand, six hundred sixty-seven".