493869533 has 4 divisors (see below), whose sum is σ = 522920700. Its totient is φ = 464818368.

The previous prime is 493869511. The next prime is 493869557. The reversal of 493869533 is 335968394.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 335968394 = 2 ⋅167984197.

It can be written as a sum of positive squares in 2 ways, for example, as 287573764 + 206295769 = 16958^2 + 14363^2 .

It is a cyclic number.

It is not a de Polignac number, because 493869533 - 2²⁶ = 426760669 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (493866533) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14525558 + ... + 14525591.

It is an arithmetic number, because the mean of its divisors is an integer number (130730175).

Almost surely, 2^493869533 is an apocalyptic number.

It is an amenable number.

493869533 is a deficient number, since it is larger than the sum of its proper divisors (29051167).

493869533 is a wasteful number, since it uses less digits than its factorization.

493869533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29051166.

The product of its digits is 2099520, while the sum is 50.

The square root of 493869533 is about 22223.1755831609. The cubic root of 493869533 is about 790.4433408571.

The spelling of 493869533 in words is "four hundred ninety-three million, eight hundred sixty-nine thousand, five hundred thirty-three".