550604939 has 2 divisors, whose sum is σ = 550604940. Its totient is φ = 550604938.

The previous prime is 550604917. The next prime is 550605017. The reversal of 550604939 is 939406055.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 550604939 - 2⁸ = 550604683 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 550604896 and 550604905.

It is not a weakly prime, because it can be changed into another prime (550604039) 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, 275302469 + 275302470.

It is an arithmetic number, because the mean of its divisors is an integer number (275302470).

Almost surely, 2^550604939 is an apocalyptic number.

550604939 is a deficient number, since it is larger than the sum of its proper divisors (1).

550604939 is an equidigital number, since it uses as much as digits as its factorization.

550604939 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 145800, while the sum is 41.

The square root of 550604939 is about 23464.9725974696. The cubic root of 550604939 is about 819.6215480461.

The spelling of 550604939 in words is "five hundred fifty million, six hundred four thousand, nine hundred thirty-nine".