498947 has 2 divisors, whose sum is σ = 498948. Its totient is φ = 498946.

The previous prime is 498937. The next prime is 498961. The reversal of 498947 is 749894.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 498947 - 2⁴ = 498931 is a prime.

It is an Ulam number.

It is an alternating number because its digits alternate between even and odd.

It is not a weakly prime, because it can be changed into another prime (498907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 249473 + 249474.

It is an arithmetic number, because the mean of its divisors is an integer number (249474).

2⁴⁹⁸⁹⁴⁷ is an apocalyptic number.

498947 is a deficient number, since it is larger than the sum of its proper divisors (1).

498947 is an equidigital number, since it uses as much as digits as its factorization.

498947 is an evil number, because the sum of its binary digits is even.

The product of its digits is 72576, while the sum is 41.

The square root of 498947 is about 706.3618053094. The cubic root of 498947 is about 79.3142956618.

The spelling of 498947 in words is "four hundred ninety-eight thousand, nine hundred forty-seven".