490276847 has 2 divisors, whose sum is σ = 490276848. Its totient is φ = 490276846.

The previous prime is 490276819. The next prime is 490276849. The reversal of 490276847 is 748672094.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 490276847 - 2⁶ = 490276783 is a prime.

It is a super-2 number, since 2×490276847² = 480742773408522818, which contains 22 as substring.

Together with 490276849, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (490276849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 245138423 + 245138424.

It is an arithmetic number, because the mean of its divisors is an integer number (245138424).

Almost surely, 2^490276847 is an apocalyptic number.

490276847 is a deficient number, since it is larger than the sum of its proper divisors (1).

490276847 is an equidigital number, since it uses as much as digits as its factorization.

490276847 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 677376, while the sum is 47.

The square root of 490276847 is about 22142.1960744638. The cubic root of 490276847 is about 788.5219637600.

The spelling of 490276847 in words is "four hundred ninety million, two hundred seventy-six thousand, eight hundred forty-seven".