498943877 has 2 divisors, whose sum is σ = 498943878. Its totient is φ = 498943876.

The previous prime is 498943871. The next prime is 498943891. The reversal of 498943877 is 778349894.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 272712196 + 226231681 = 16514^2 + 15041^2 .

It is a cyclic number.

It is not a de Polignac number, because 498943877 - 2²⁰ = 497895301 is a prime.

It is a super-2 number, since 2×498943877² = 497889984791582258, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (498943871) 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, 249471938 + 249471939.

It is an arithmetic number, because the mean of its divisors is an integer number (249471939).

Almost surely, 2^498943877 is an apocalyptic number.

It is an amenable number.

498943877 is a deficient number, since it is larger than the sum of its proper divisors (1).

498943877 is an equidigital number, since it uses as much as digits as its factorization.

498943877 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12192768, while the sum is 59.

The square root of 498943877 is about 22337.0516631000. The cubic root of 498943877 is about 793.1413018057.

The spelling of 498943877 in words is "four hundred ninety-eight million, nine hundred forty-three thousand, eight hundred seventy-seven".