499049293 has 2 divisors, whose sum is σ = 499049294. Its totient is φ = 499049292.

The previous prime is 499049281. The next prime is 499049321. The reversal of 499049293 is 392940994.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 426918244 + 72131049 = 20662^2 + 8493^2 .

It is a cyclic number.

It is not a de Polignac number, because 499049293 - 2⁵ = 499049261 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (499049233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 249524646 + 249524647.

It is an arithmetic number, because the mean of its divisors is an integer number (249524647).

Almost surely, 2^499049293 is an apocalyptic number.

It is an amenable number.

499049293 is a deficient number, since it is larger than the sum of its proper divisors (1).

499049293 is an equidigital number, since it uses as much as digits as its factorization.

499049293 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 629856, while the sum is 49.

The square root of 499049293 is about 22339.4112053116. The cubic root of 499049293 is about 793.1971557134.

The spelling of 499049293 in words is "four hundred ninety-nine million, forty-nine thousand, two hundred ninety-three".