490262459 has 2 divisors, whose sum is σ = 490262460. Its totient is φ = 490262458.

The previous prime is 490262449. The next prime is 490262467. The reversal of 490262459 is 954262094.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 490262459 - 2¹⁶ = 490196923 is a prime.

It is not a weakly prime, because it can be changed into another prime (490262419) 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, 245131229 + 245131230.

It is an arithmetic number, because the mean of its divisors is an integer number (245131230).

Almost surely, 2^490262459 is an apocalyptic number.

490262459 is a deficient number, since it is larger than the sum of its proper divisors (1).

490262459 is an equidigital number, since it uses as much as digits as its factorization.

490262459 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 155520, while the sum is 41.

The square root of 490262459 is about 22141.8711720577. The cubic root of 490262459 is about 788.5142501828.

The spelling of 490262459 in words is "four hundred ninety million, two hundred sixty-two thousand, four hundred fifty-nine".