508489349 has 2 divisors, whose sum is σ = 508489350. Its totient is φ = 508489348.

The previous prime is 508489327. The next prime is 508489369. The reversal of 508489349 is 943984805.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 508186849 + 302500 = 22543^2 + 550^2 .

It is a cyclic number.

It is not a de Polignac number, because 508489349 - 2¹² = 508485253 is a prime.

It is a super-2 number, since 2×508489349² = 517122836092887602, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 508489297 and 508489306.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (508489309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 254244674 + 254244675.

It is an arithmetic number, because the mean of its divisors is an integer number (254244675).

Almost surely, 2^508489349 is an apocalyptic number.

It is an amenable number.

508489349 is a deficient number, since it is larger than the sum of its proper divisors (1).

508489349 is an equidigital number, since it uses as much as digits as its factorization.

508489349 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1244160, while the sum is 50.

The square root of 508489349 is about 22549.7084016623. The cubic root of 508489349 is about 798.1673408439.

The spelling of 508489349 in words is "five hundred eight million, four hundred eighty-nine thousand, three hundred forty-nine".