494959995 has 24 divisors (see below), whose sum is σ = 878859072. Its totient is φ = 257539200.

The previous prime is 494959991. The next prime is 494960029. The reversal of 494959995 is 599959494.

It is a happy number.

494959995 is a `hidden beast` number, since 494 + 9 + 59 + 9 + 95 = 666.

It is not a de Polignac number, because 494959995 - 2² = 494959991 is a prime.

It is not an unprimeable number, because it can be changed into a prime (494959991) 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 23 ways as a sum of consecutive naturals, for example, 132291 + ... + 135980.

It is an arithmetic number, because the mean of its divisors is an integer number (36619128).

Almost surely, 2^494959995 is an apocalyptic number.

494959995 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

494959995 is a deficient number, since it is larger than the sum of its proper divisors (383899077).

494959995 is a wasteful number, since it uses less digits than its factorization.

494959995 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 268323 (or 268320 counting only the distinct ones).

The product of its digits is 23619600, while the sum is 63.

The square root of 494959995 is about 22247.6963976049. The cubic root of 494959995 is about 791.0246784729.

The spelling of 494959995 in words is "four hundred ninety-four million, nine hundred fifty-nine thousand, nine hundred ninety-five".