544212769 has 2 divisors, whose sum is σ = 544212770. Its totient is φ = 544212768.

The previous prime is 544212731. The next prime is 544212829. The reversal of 544212769 is 967212445.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 324432144 + 219780625 = 18012^2 + 14825^2 .

It is a cyclic number.

It is not a de Polignac number, because 544212769 - 2¹⁷ = 544081697 is a prime.

It is a super-2 number, since 2×544212769² = 592335075885294722, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (544212709) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272106384 + 272106385.

It is an arithmetic number, because the mean of its divisors is an integer number (272106385).

Almost surely, 2^544212769 is an apocalyptic number.

It is an amenable number.

544212769 is a deficient number, since it is larger than the sum of its proper divisors (1).

544212769 is an equidigital number, since it uses as much as digits as its factorization.

544212769 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 120960, while the sum is 40.

The square root of 544212769 is about 23328.3683312828. The cubic root of 544212769 is about 816.4374341673.

The spelling of 544212769 in words is "five hundred forty-four million, two hundred twelve thousand, seven hundred sixty-nine".