506944429 has 2 divisors, whose sum is σ = 506944430. Its totient is φ = 506944428.

The previous prime is 506944421. The next prime is 506944483. The reversal of 506944429 is 924449605.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 457874404 + 49070025 = 21398^2 + 7005^2 .

It is a cyclic number.

It is not a de Polignac number, because 506944429 - 2³ = 506944421 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (506944421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 253472214 + 253472215.

It is an arithmetic number, because the mean of its divisors is an integer number (253472215).

Almost surely, 2^506944429 is an apocalyptic number.

It is an amenable number.

506944429 is a deficient number, since it is larger than the sum of its proper divisors (1).

506944429 is an equidigital number, since it uses as much as digits as its factorization.

506944429 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 311040, while the sum is 43.

The square root of 506944429 is about 22515.4264672024. The cubic root of 506944429 is about 797.3581756625.

The spelling of 506944429 in words is "five hundred six million, nine hundred forty-four thousand, four hundred twenty-nine".