490861733 has 2 divisors, whose sum is σ = 490861734. Its totient is φ = 490861732.

The previous prime is 490861711. The next prime is 490861739. The reversal of 490861733 is 337168094.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 336282244 + 154579489 = 18338^2 + 12433^2 .

It is a cyclic number.

It is not a de Polignac number, because 490861733 - 2⁶ = 490861669 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (490861739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 245430866 + 245430867.

It is an arithmetic number, because the mean of its divisors is an integer number (245430867).

Almost surely, 2^490861733 is an apocalyptic number.

It is an amenable number.

490861733 is a deficient number, since it is larger than the sum of its proper divisors (1).

490861733 is an equidigital number, since it uses as much as digits as its factorization.

490861733 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108864, while the sum is 41.

The square root of 490861733 is about 22155.3996353034. The cubic root of 490861733 is about 788.8354003989.

The spelling of 490861733 in words is "four hundred ninety million, eight hundred sixty-one thousand, seven hundred thirty-three".