550005349 has 2 divisors, whose sum is σ = 550005350. Its totient is φ = 550005348.

The previous prime is 550005343. The next prime is 550005353. The reversal of 550005349 is 943500055.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 323352324 + 226653025 = 17982^2 + 15055^2 .

It is a cyclic number.

It is not a de Polignac number, because 550005349 - 2¹³ = 549997157 is a prime.

It is a super-2 number, since 2×550005349² = 605011767857223602, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 550005349.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (550005343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275002674 + 275002675.

It is an arithmetic number, because the mean of its divisors is an integer number (275002675).

Almost surely, 2^550005349 is an apocalyptic number.

It is an amenable number.

550005349 is a deficient number, since it is larger than the sum of its proper divisors (1).

550005349 is an equidigital number, since it uses as much as digits as its factorization.

550005349 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13500, while the sum is 31.

The square root of 550005349 is about 23452.1928399031. The cubic root of 550005349 is about 819.3239266826.

The spelling of 550005349 in words is "five hundred fifty million, five thousand, three hundred forty-nine".