493553 has 4 divisors (see below), whose sum is σ = 500388. Its totient is φ = 486720.

The previous prime is 493541. The next prime is 493567. The reversal of 493553 is 355394.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 339889 + 153664 = 583^2 + 392^2 .

It is a cyclic number.

It is not a de Polignac number, because 493553 - 2¹² = 489457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (493523) 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, 3308 + ... + 3453.

It is an arithmetic number, because the mean of its divisors is an integer number (125097).

2⁴⁹³⁵⁵³ is an apocalyptic number.

It is an amenable number.

493553 is a deficient number, since it is larger than the sum of its proper divisors (6835).

493553 is an equidigital number, since it uses as much as digits as its factorization.

493553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6834.

The product of its digits is 8100, while the sum is 29.

The square root of 493553 is about 702.5332732334. The cubic root of 493553 is about 79.0274433310.

The spelling of 493553 in words is "four hundred ninety-three thousand, five hundred fifty-three".