497822489 has 2 divisors, whose sum is σ = 497822490. Its totient is φ = 497822488.

The previous prime is 497822483. The next prime is 497822513. The reversal of 497822489 is 984228794.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 411481225 + 86341264 = 20285^2 + 9292^2 .

It is a cyclic number.

It is not a de Polignac number, because 497822489 - 2⁴ = 497822473 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 497822489.

It is not a weakly prime, because it can be changed into another prime (497822483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 248911244 + 248911245.

It is an arithmetic number, because the mean of its divisors is an integer number (248911245).

Almost surely, 2^497822489 is an apocalyptic number.

It is an amenable number.

497822489 is a deficient number, since it is larger than the sum of its proper divisors (1).

497822489 is an equidigital number, since it uses as much as digits as its factorization.

497822489 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2322432, while the sum is 53.

The square root of 497822489 is about 22311.9360208835. The cubic root of 497822489 is about 792.5466548975.

The spelling of 497822489 in words is "four hundred ninety-seven million, eight hundred twenty-two thousand, four hundred eighty-nine".