493146719 has 4 divisors (see below), whose sum is σ = 531081096. Its totient is φ = 455212344.

The previous prime is 493146697. The next prime is 493146781. The reversal of 493146719 is 917641394.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 493146719 - 2²⁰ = 492098143 is a prime.

It is a super-2 number, since 2×493146719² = 486387372920929922, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 493146719.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (493146019) 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, 18967169 + ... + 18967194.

It is an arithmetic number, because the mean of its divisors is an integer number (132770274).

Almost surely, 2^493146719 is an apocalyptic number.

493146719 is a deficient number, since it is larger than the sum of its proper divisors (37934377).

493146719 is a wasteful number, since it uses less digits than its factorization.

493146719 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37934376.

The product of its digits is 163296, while the sum is 44.

The square root of 493146719 is about 22206.9070111081. The cubic root of 493146719 is about 790.0575287914.

The spelling of 493146719 in words is "four hundred ninety-three million, one hundred forty-six thousand, seven hundred nineteen".