497605439 has 2 divisors, whose sum is σ = 497605440. Its totient is φ = 497605438.

The previous prime is 497605429. The next prime is 497605481. The reversal of 497605439 is 934506794.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-497605439 is a prime.

It is a super-2 number, since 2×497605439² = 495222345844765442, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 497605393 and 497605402.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (497605429) 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, 248802719 + 248802720.

It is an arithmetic number, because the mean of its divisors is an integer number (248802720).

Almost surely, 2^497605439 is an apocalyptic number.

497605439 is a deficient number, since it is larger than the sum of its proper divisors (1).

497605439 is an equidigital number, since it uses as much as digits as its factorization.

497605439 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 816480, while the sum is 47.

The square root of 497605439 is about 22307.0715021044. The cubic root of 497605439 is about 792.4314550275.

The spelling of 497605439 in words is "four hundred ninety-seven million, six hundred five thousand, four hundred thirty-nine".