494617599 has 48 divisors (see below), whose sum is σ = 855309312. Its totient is φ = 269305344.

The previous prime is 494617597. The next prime is 494617609. The reversal of 494617599 is 995716494.

It is a happy number.

494617599 is a `hidden beast` number, since 4 + 9 + 46 + 1 + 7 + 599 = 666.

It is a Cunningham number, because it is equal to 22240²-1.

It is not a de Polignac number, because 494617599 - 2¹ = 494617597 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (494617597) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 511014 + ... + 511980.

It is an arithmetic number, because the mean of its divisors is an integer number (17818944).

Almost surely, 2^494617599 is an apocalyptic number.

494617599 is a deficient number, since it is larger than the sum of its proper divisors (360691713).

494617599 is a wasteful number, since it uses less digits than its factorization.

494617599 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1356 (or 1353 counting only the distinct ones).

The product of its digits is 2449440, while the sum is 54.

The square root of 494617599 is about 22239.9999775180. Note that the first 4 decimals coincide. The cubic root of 494617599 is about 790.8422353354.

The spelling of 494617599 in words is "four hundred ninety-four million, six hundred seventeen thousand, five hundred ninety-nine".