490084939 has 2 divisors, whose sum is σ = 490084940. Its totient is φ = 490084938.

The previous prime is 490084937. The next prime is 490084963. The reversal of 490084939 is 939480094.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 490084939 - 2¹ = 490084937 is a prime.

Together with 490084937, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (490084937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 245042469 + 245042470.

It is an arithmetic number, because the mean of its divisors is an integer number (245042470).

Almost surely, 2^490084939 is an apocalyptic number.

490084939 is a deficient number, since it is larger than the sum of its proper divisors (1).

490084939 is an equidigital number, since it uses as much as digits as its factorization.

490084939 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 279936, while the sum is 46.

The square root of 490084939 is about 22137.8621144861. The cubic root of 490084939 is about 788.4190671875.

The spelling of 490084939 in words is "four hundred ninety million, eighty-four thousand, nine hundred thirty-nine".