490306667 has 2 divisors, whose sum is σ = 490306668. Its totient is φ = 490306666.

The previous prime is 490306613. The next prime is 490306681. The reversal of 490306667 is 766603094.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-490306667 is a prime.

It is not a weakly prime, because it can be changed into another prime (490302667) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 245153333 + 245153334.

It is an arithmetic number, because the mean of its divisors is an integer number (245153334).

Almost surely, 2^490306667 is an apocalyptic number.

490306667 is a deficient number, since it is larger than the sum of its proper divisors (1).

490306667 is an equidigital number, since it uses as much as digits as its factorization.

490306667 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 163296, while the sum is 41.

The square root of 490306667 is about 22142.8694391671. The cubic root of 490306667 is about 788.5379501348.

The spelling of 490306667 in words is "four hundred ninety million, three hundred six thousand, six hundred sixty-seven".