493716145 has 8 divisors (see below), whose sum is σ = 638033256. Its totient is φ = 364590336.

The previous prime is 493716133. The next prime is 493716161. The reversal of 493716145 is 541617394.

It can be written as a sum of positive squares in 4 ways, for example, as 831744 + 492884401 = 912^2 + 22201^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 493716145 - 2¹⁹ = 493191857 is a prime.

It is a super-2 number, since 2×493716145² = 487511263667322050, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 493716098 and 493716107.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3797752 + ... + 3797881.

It is an arithmetic number, because the mean of its divisors is an integer number (79754157).

Almost surely, 2^493716145 is an apocalyptic number.

It is an amenable number.

493716145 is a deficient number, since it is larger than the sum of its proper divisors (144317111).

493716145 is a wasteful number, since it uses less digits than its factorization.

493716145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7595651.

The product of its digits is 90720, while the sum is 40.

The square root of 493716145 is about 22219.7242332123. The cubic root of 493716145 is about 790.3614993521.

The spelling of 493716145 in words is "four hundred ninety-three million, seven hundred sixteen thousand, one hundred forty-five".