498318617 has 2 divisors, whose sum is σ = 498318618. Its totient is φ = 498318616.

The previous prime is 498318559. The next prime is 498318677. The reversal of 498318617 is 716813894.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 364199056 + 134119561 = 19084^2 + 11581^2 .

It is a cyclic number.

It is not a de Polignac number, because 498318617 - 2¹⁰ = 498317593 is a prime.

It is a super-3 number, since 3×498318617³ (a number of 27 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (498318677) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 249159308 + 249159309.

It is an arithmetic number, because the mean of its divisors is an integer number (249159309).

Almost surely, 2^498318617 is an apocalyptic number.

It is an amenable number.

498318617 is a deficient number, since it is larger than the sum of its proper divisors (1).

498318617 is an equidigital number, since it uses as much as digits as its factorization.

498318617 is an evil number, because the sum of its binary digits is even.

The product of its digits is 290304, while the sum is 47.

The square root of 498318617 is about 22323.0512475333. The cubic root of 498318617 is about 792.8098504780.

The spelling of 498318617 in words is "four hundred ninety-eight million, three hundred eighteen thousand, six hundred seventeen".