493653 has 8 divisors (see below), whose sum is σ = 669600. Its totient is φ = 323408.

The previous prime is 493643. The next prime is 493657. The reversal of 493653 is 356394.

It is a happy number.

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 493653 - 2⁵ = 493621 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 493653.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (493657) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1218 + ... + 1571.

It is an arithmetic number, because the mean of its divisors is an integer number (83700).

2⁴⁹³⁶⁵³ is an apocalyptic number.

It is an amenable number.

493653 is a deficient number, since it is larger than the sum of its proper divisors (175947).

493653 is a wasteful number, since it uses less digits than its factorization.

493653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2851.

The product of its digits is 9720, while the sum is 30.

The square root of 493653 is about 702.6044406350. The cubic root of 493653 is about 79.0327802861.

The spelling of 493653 in words is "four hundred ninety-three thousand, six hundred fifty-three".