498331643 has 2 divisors, whose sum is σ = 498331644. Its totient is φ = 498331642.

The previous prime is 498331637. The next prime is 498331649. The reversal of 498331643 is 346133894.

It is a balanced prime because it is at equal distance from previous prime (498331637) and next prime (498331649).

It is a cyclic number.

It is not a de Polignac number, because 498331643 - 2⁶ = 498331579 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 498331643.

It is not a weakly prime, because it can be changed into another prime (498331649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 249165821 + 249165822.

It is an arithmetic number, because the mean of its divisors is an integer number (249165822).

Almost surely, 2^498331643 is an apocalyptic number.

498331643 is a deficient number, since it is larger than the sum of its proper divisors (1).

498331643 is an equidigital number, since it uses as much as digits as its factorization.

498331643 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 186624, while the sum is 41.

The square root of 498331643 is about 22323.3430068169. The cubic root of 498331643 is about 792.8167584085.

The spelling of 498331643 in words is "four hundred ninety-eight million, three hundred thirty-one thousand, six hundred forty-three".