490651207 has 2 divisors, whose sum is σ = 490651208. Its totient is φ = 490651206.

The previous prime is 490651159. The next prime is 490651237. The reversal of 490651207 is 702156094.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 490651207 - 2¹⁵ = 490618439 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (490651237) 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, 245325603 + 245325604.

It is an arithmetic number, because the mean of its divisors is an integer number (245325604).

Almost surely, 2^490651207 is an apocalyptic number.

490651207 is a deficient number, since it is larger than the sum of its proper divisors (1).

490651207 is an equidigital number, since it uses as much as digits as its factorization.

490651207 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15120, while the sum is 34.

The square root of 490651207 is about 22150.6480040653. The cubic root of 490651207 is about 788.7226095674.

The spelling of 490651207 in words is "four hundred ninety million, six hundred fifty-one thousand, two hundred seven".