494774933 has 2 divisors, whose sum is σ = 494774934. Its totient is φ = 494774932.

The previous prime is 494774909. The next prime is 494774939. The reversal of 494774933 is 339477494.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 269714929 + 225060004 = 16423^2 + 15002^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-494774933 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (494774939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 247387466 + 247387467.

It is an arithmetic number, because the mean of its divisors is an integer number (247387467).

Almost surely, 2^494774933 is an apocalyptic number.

It is an amenable number.

494774933 is a deficient number, since it is larger than the sum of its proper divisors (1).

494774933 is an equidigital number, since it uses as much as digits as its factorization.

494774933 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2286144, while the sum is 50.

The square root of 494774933 is about 22243.5368815303. The cubic root of 494774933 is about 790.9260800280.

The spelling of 494774933 in words is "four hundred ninety-four million, seven hundred seventy-four thousand, nine hundred thirty-three".