493442 has 16 divisors (see below), whose sum is σ = 819072. Its totient is φ = 221760.

The previous prime is 493433. The next prime is 493447. The reversal of 493442 is 244394.

It is not an unprimeable number, because it can be changed into a prime (493447) by changing a digit.

493442 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 467 + ... + 1097.

It is an arithmetic number, because the mean of its divisors is an integer number (51192).

2⁴⁹³⁴⁴² is an apocalyptic number.

493442 is a deficient number, since it is larger than the sum of its proper divisors (325630).

493442 is a wasteful number, since it uses less digits than its factorization.

493442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 673.

The product of its digits is 3456, while the sum is 26.

The square root of 493442 is about 702.4542689741. The cubic root of 493442 is about 79.0215184665.

The spelling of 493442 in words is "four hundred ninety-three thousand, four hundred forty-two".