494702049 has 4 divisors (see below), whose sum is σ = 659602736. Its totient is φ = 329801364.

The previous prime is 494702017. The next prime is 494702051. The reversal of 494702049 is 940207494.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 494702049 - 2⁵ = 494702017 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 494701998 and 494702016.

It is not an unprimeable number, because it can be changed into a prime (494702149) 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 in 3 ways as a sum of consecutive naturals, for example, 82450339 + ... + 82450344.

It is an arithmetic number, because the mean of its divisors is an integer number (164900684).

Almost surely, 2^494702049 is an apocalyptic number.

It is an amenable number.

494702049 is a deficient number, since it is larger than the sum of its proper divisors (164900687).

494702049 is a wasteful number, since it uses less digits than its factorization.

494702049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164900686.

The product of its (nonzero) digits is 72576, while the sum is 39.

The square root of 494702049 is about 22241.8985026009. The cubic root of 494702049 is about 790.8872417042.

The spelling of 494702049 in words is "four hundred ninety-four million, seven hundred two thousand, forty-nine".