544807 has 2 divisors, whose sum is σ = 544808. Its totient is φ = 544806.

The previous prime is 544793. The next prime is 544813. The reversal of 544807 is 708445.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-544807 is a prime.

It is a Chen prime.

It is a plaindrome in base 12.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (544837) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272403 + 272404.

It is an arithmetic number, because the mean of its divisors is an integer number (272404).

2⁵⁴⁴⁸⁰⁷ is an apocalyptic number.

544807 is a deficient number, since it is larger than the sum of its proper divisors (1).

544807 is an equidigital number, since it uses as much as digits as its factorization.

544807 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4480, while the sum is 28.

The square root of 544807 is about 738.1104253430. The cubic root of 544807 is about 81.6734484627.

The spelling of 544807 in words is "five hundred forty-four thousand, eight hundred seven".