494743066 has 4 divisors (see below), whose sum is σ = 742114602. Its totient is φ = 247371532.

The previous prime is 494743019. The next prime is 494743091. The reversal of 494743066 is 660347494.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 493772841 + 970225 = 22221^2 + 985^2 .

It is an unprimeable number.

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, 123685765 + ... + 123685768.

Almost surely, 2^494743066 is an apocalyptic number.

494743066 is a deficient number, since it is larger than the sum of its proper divisors (247371536).

494743066 is a wasteful number, since it uses less digits than its factorization.

494743066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247371535.

The product of its (nonzero) digits is 435456, while the sum is 43.

The square root of 494743066 is about 22242.8205495616. The cubic root of 494743066 is about 790.9090992549.

The spelling of 494743066 in words is "four hundred ninety-four million, seven hundred forty-three thousand, sixty-six".