494245719 has 24 divisors (see below), whose sum is σ = 807660672. Its totient is φ = 299541240.

The previous prime is 494245699. The next prime is 494245751. The reversal of 494245719 is 917542494.

It is not a de Polignac number, because 494245719 - 2⁹ = 494245207 is a prime.

It is a super-2 number, since 2×494245719² = 488557661499653922, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (494245769) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 89779 + ... + 95124.

It is an arithmetic number, because the mean of its divisors is an integer number (33652528).

Almost surely, 2^494245719 is an apocalyptic number.

494245719 is a deficient number, since it is larger than the sum of its proper divisors (313414953).

494245719 is a wasteful number, since it uses less digits than its factorization.

494245719 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184929 (or 184917 counting only the distinct ones).

The product of its digits is 362880, while the sum is 45.

The square root of 494245719 is about 22231.6377939188. The cubic root of 494245719 is about 790.6439864605.

The spelling of 494245719 in words is "four hundred ninety-four million, two hundred forty-five thousand, seven hundred nineteen".