497239 has 2 divisors, whose sum is σ = 497240. Its totient is φ = 497238.

The previous prime is 497197. The next prime is 497257. The reversal of 497239 is 932794.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 497239 - 2⁷ = 497111 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (497269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 248619 + 248620.

It is an arithmetic number, because the mean of its divisors is an integer number (248620).

2⁴⁹⁷²³⁹ is an apocalyptic number.

497239 is a deficient number, since it is larger than the sum of its proper divisors (1).

497239 is an equidigital number, since it uses as much as digits as its factorization.

497239 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13608, while the sum is 34.

The square root of 497239 is about 705.1517567162. The cubic root of 497239 is about 79.2236890502.

The spelling of 497239 in words is "four hundred ninety-seven thousand, two hundred thirty-nine".