498647 has 2 divisors, whose sum is σ = 498648. Its totient is φ = 498646.

The previous prime is 498643. The next prime is 498653. The reversal of 498647 is 746894.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 498647 - 2² = 498643 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 498647.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (498643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 249323 + 249324.

It is an arithmetic number, because the mean of its divisors is an integer number (249324).

2⁴⁹⁸⁶⁴⁷ is an apocalyptic number.

498647 is a deficient number, since it is larger than the sum of its proper divisors (1).

498647 is an equidigital number, since it uses as much as digits as its factorization.

498647 is an evil number, because the sum of its binary digits is even.

The product of its digits is 48384, while the sum is 38.

The square root of 498647 is about 706.1494176164. The cubic root of 498647 is about 79.2983961379.

The spelling of 498647 in words is "four hundred ninety-eight thousand, six hundred forty-seven".