552575809 has 2 divisors, whose sum is σ = 552575810. Its totient is φ = 552575808.

The previous prime is 552575767. The next prime is 552575839. The reversal of 552575809 is 908575255.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 326163600 + 226412209 = 18060^2 + 15047^2 .

It is a cyclic number.

It is not a de Polignac number, because 552575809 - 2¹¹ = 552573761 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (552575839) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 276287904 + 276287905.

It is an arithmetic number, because the mean of its divisors is an integer number (276287905).

Almost surely, 2^552575809 is an apocalyptic number.

It is an amenable number.

552575809 is a deficient number, since it is larger than the sum of its proper divisors (1).

552575809 is an equidigital number, since it uses as much as digits as its factorization.

552575809 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 630000, while the sum is 46.

The square root of 552575809 is about 23506.9310842568. The cubic root of 552575809 is about 820.5983185319.

The spelling of 552575809 in words is "five hundred fifty-two million, five hundred seventy-five thousand, eight hundred nine".