493271605 has 16 divisors (see below), whose sum is σ = 613630080. Its totient is φ = 380348352.

The previous prime is 493271599. The next prime is 493271641. The reversal of 493271605 is 506172394.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-493271605 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 7336 + ... + 32254.

It is an arithmetic number, because the mean of its divisors is an integer number (38351880).

Almost surely, 2^493271605 is an apocalyptic number.

It is an amenable number.

493271605 is a deficient number, since it is larger than the sum of its proper divisors (120358475).

493271605 is a wasteful number, since it uses less digits than its factorization.

493271605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25068.

The product of its (nonzero) digits is 45360, while the sum is 37.

The square root of 493271605 is about 22209.7187060080. The cubic root of 493271605 is about 790.1242153663.

The spelling of 493271605 in words is "four hundred ninety-three million, two hundred seventy-one thousand, six hundred five".