493659 has 6 divisors (see below), whose sum is σ = 713076. Its totient is φ = 329100.

The previous prime is 493657. The next prime is 493693. The reversal of 493659 is 956394.

It is not a de Polignac number, because 493659 - 2¹ = 493657 is a prime.

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 5 ways as a sum of consecutive naturals, for example, 27417 + ... + 27434.

It is an arithmetic number, because the mean of its divisors is an integer number (118846).

2⁴⁹³⁶⁵⁹ is an apocalyptic number.

493659 is a deficient number, since it is larger than the sum of its proper divisors (219417).

493659 is a wasteful number, since it uses less digits than its factorization.

493659 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54857 (or 54854 counting only the distinct ones).

The product of its digits is 29160, while the sum is 36.

The square root of 493659 is about 702.6087104498. The cubic root of 493659 is about 79.0331004805.

The spelling of 493659 in words is "four hundred ninety-three thousand, six hundred fifty-nine".