490276879 has 2 divisors, whose sum is σ = 490276880. Its totient is φ = 490276878.

The previous prime is 490276867. The next prime is 490276903. The reversal of 490276879 is 978672094.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 490276879 - 2⁵ = 490276847 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (490276819) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 245138439 + 245138440.

It is an arithmetic number, because the mean of its divisors is an integer number (245138440).

Almost surely, 2^490276879 is an apocalyptic number.

490276879 is a deficient number, since it is larger than the sum of its proper divisors (1).

490276879 is an equidigital number, since it uses as much as digits as its factorization.

490276879 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1524096, while the sum is 52.

The square root of 490276879 is about 22142.1967970660. The cubic root of 490276879 is about 788.5219809155.

The spelling of 490276879 in words is "four hundred ninety million, two hundred seventy-six thousand, eight hundred seventy-nine".