493668329 has 16 divisors (see below), whose sum is σ = 616187520. Its totient is φ = 384236160.

The previous prime is 493668323. The next prime is 493668359. The reversal of 493668329 is 923866394.

It is not a de Polignac number, because 493668329 - 2¹² = 493664233 is a prime.

It is a super-3 number, since 3×493668329³ (a number of 27 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (493668323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 74837 + ... + 81165.

It is an arithmetic number, because the mean of its divisors is an integer number (38511720).

Almost surely, 2^493668329 is an apocalyptic number.

It is an amenable number.

493668329 is a deficient number, since it is larger than the sum of its proper divisors (122519191).

493668329 is a wasteful number, since it uses less digits than its factorization.

493668329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7360.

The product of its digits is 1679616, while the sum is 50.

The square root of 493668329 is about 22218.6482262085. The cubic root of 493668329 is about 790.3359832427.

The spelling of 493668329 in words is "four hundred ninety-three million, six hundred sixty-eight thousand, three hundred twenty-nine".