494567617 has 4 divisors (see below), whose sum is σ = 494707456. Its totient is φ = 494427780.

The previous prime is 494567603. The next prime is 494567629. The reversal of 494567617 is 716765494.

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 a cyclic number.

It is not a de Polignac number, because 494567617 - 2¹⁵ = 494534849 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (494567657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 64473 + ... + 71734.

It is an arithmetic number, because the mean of its divisors is an integer number (123676864).

Almost surely, 2^494567617 is an apocalyptic number.

It is an amenable number.

494567617 is a deficient number, since it is larger than the sum of its proper divisors (139839).

494567617 is a wasteful number, since it uses less digits than its factorization.

494567617 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139838.

The product of its digits is 1270080, while the sum is 49.

The square root of 494567617 is about 22238.8762530844. The cubic root of 494567617 is about 790.8155957602.

The spelling of 494567617 in words is "four hundred ninety-four million, five hundred sixty-seven thousand, six hundred seventeen".