493323817 has 6 divisors (see below), whose sum is σ = 573866538. Its totient is φ = 422848944.

The previous prime is 493323773. The next prime is 493323823. The reversal of 493323817 is 718323394.

It can be written as a sum of positive squares in only one way, i.e., 365995161 + 127328656 = 19131^2 + 11284^2 .

It is not a de Polignac number, because 493323817 - 2¹¹ = 493321769 is a prime.

It is a super-4 number, since 4×493323817⁴ (a number of 36 digits) contains 4444 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 493323817.

It is not an unprimeable number, because it can be changed into a prime (493323827) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5033868 + ... + 5033965.

It is an arithmetic number, because the mean of its divisors is an integer number (95644423).

Almost surely, 2^493323817 is an apocalyptic number.

It is an amenable number.

493323817 is a deficient number, since it is larger than the sum of its proper divisors (80542721).

493323817 is a wasteful number, since it uses less digits than its factorization.

493323817 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10067847 (or 10067840 counting only the distinct ones).

The product of its digits is 108864, while the sum is 40.

The square root of 493323817 is about 22210.8941062714. The cubic root of 493323817 is about 790.1520921720.

The spelling of 493323817 in words is "four hundred ninety-three million, three hundred twenty-three thousand, eight hundred seventeen".