493633841 has 2 divisors, whose sum is σ = 493633842. Its totient is φ = 493633840.

The previous prime is 493633837. The next prime is 493633883. The reversal of 493633841 is 148336394.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 493017616 + 616225 = 22204^2 + 785^2 .

It is a cyclic number.

It is not a de Polignac number, because 493633841 - 2² = 493633837 is a prime.

It is not a weakly prime, because it can be changed into another prime (493633831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 246816920 + 246816921.

It is an arithmetic number, because the mean of its divisors is an integer number (246816921).

Almost surely, 2^493633841 is an apocalyptic number.

It is an amenable number.

493633841 is a deficient number, since it is larger than the sum of its proper divisors (1).

493633841 is an equidigital number, since it uses as much as digits as its factorization.

493633841 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 493633841 is about 22217.8721078325. The cubic root of 493633841 is about 790.3175783471.

The spelling of 493633841 in words is "four hundred ninety-three million, six hundred thirty-three thousand, eight hundred forty-one".