494550841 has 2 divisors, whose sum is σ = 494550842. Its totient is φ = 494550840.

The previous prime is 494550811. The next prime is 494550857. The reversal of 494550841 is 148055494.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 368640000 + 125910841 = 19200^2 + 11221^2 .

It is a cyclic number.

It is not a de Polignac number, because 494550841 - 2⁵ = 494550809 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 494550794 and 494550803.

It is not a weakly prime, because it can be changed into another prime (494550811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 247275420 + 247275421.

It is an arithmetic number, because the mean of its divisors is an integer number (247275421).

Almost surely, 2^494550841 is an apocalyptic number.

It is an amenable number.

494550841 is a deficient number, since it is larger than the sum of its proper divisors (1).

494550841 is an equidigital number, since it uses as much as digits as its factorization.

494550841 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 115200, while the sum is 40.

The square root of 494550841 is about 22238.4990725543. The cubic root of 494550841 is about 790.8066540288.

The spelling of 494550841 in words is "four hundred ninety-four million, five hundred fifty thousand, eight hundred forty-one".