494350757 has 2 divisors, whose sum is σ = 494350758. Its totient is φ = 494350756.

The previous prime is 494350699. The next prime is 494350763. The reversal of 494350757 is 757053494.

It is a Cunningham number, because it is equal to 22234²+1.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 494350756 + 1 = 22234^2 + 1^2 .

It is a cyclic number.

It is not a de Polignac number, because 494350757 - 2⁶ = 494350693 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (494350057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 247175378 + 247175379.

It is an arithmetic number, because the mean of its divisors is an integer number (247175379).

Almost surely, 2^494350757 is an apocalyptic number.

It is an amenable number.

494350757 is a deficient number, since it is larger than the sum of its proper divisors (1).

494350757 is an equidigital number, since it uses as much as digits as its factorization.

494350757 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 529200, while the sum is 44.

The square root of 494350757 is about 22234.0000224881. Note that the first 4 decimals coincide. The cubic root of 494350757 is about 790.6999921930.

The spelling of 494350757 in words is "four hundred ninety-four million, three hundred fifty thousand, seven hundred fifty-seven".