490420499 has 2 divisors, whose sum is σ = 490420500. Its totient is φ = 490420498.

The previous prime is 490420481. The next prime is 490420543. The reversal of 490420499 is 994024094.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 490420499 - 2¹² = 490416403 is a prime.

It is not a weakly prime, because it can be changed into another prime (490420409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 245210249 + 245210250.

It is an arithmetic number, because the mean of its divisors is an integer number (245210250).

Almost surely, 2^490420499 is an apocalyptic number.

490420499 is a deficient number, since it is larger than the sum of its proper divisors (1).

490420499 is an equidigital number, since it uses as much as digits as its factorization.

490420499 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 93312, while the sum is 41.

The square root of 490420499 is about 22145.4396885679. The cubic root of 490420499 is about 788.5989690253.

The spelling of 490420499 in words is "four hundred ninety million, four hundred twenty thousand, four hundred ninety-nine".