498073643 has 2 divisors, whose sum is σ = 498073644. Its totient is φ = 498073642.

The previous prime is 498073577. The next prime is 498073661. The reversal of 498073643 is 346370894.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 498073643 - 2²² = 493879339 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 498073594 and 498073603.

It is not a weakly prime, because it can be changed into another prime (498073843) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 249036821 + 249036822.

It is an arithmetic number, because the mean of its divisors is an integer number (249036822).

Almost surely, 2^498073643 is an apocalyptic number.

498073643 is a deficient number, since it is larger than the sum of its proper divisors (1).

498073643 is an equidigital number, since it uses as much as digits as its factorization.

498073643 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 435456, while the sum is 44.

The square root of 498073643 is about 22317.5635542951. The cubic root of 498073643 is about 792.6799137747.

The spelling of 498073643 in words is "four hundred ninety-eight million, seventy-three thousand, six hundred forty-three".