493944 has 32 divisors (see below), whose sum is σ = 1347840. Its totient is φ = 149600.

The previous prime is 493939. The next prime is 493967. The reversal of 493944 is 449394.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 493944.

It is an unprimeable number.

493944 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, 672 + ... + 1199.

It is an arithmetic number, because the mean of its divisors is an integer number (42120).

2⁴⁹³⁹⁴⁴ is an apocalyptic number.

493944 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

493944 is an abundant number, since it is smaller than the sum of its proper divisors (853896).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

493944 is a wasteful number, since it uses less digits than its factorization.

493944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1891 (or 1887 counting only the distinct ones).

The product of its digits is 15552, while the sum is 33.

The square root of 493944 is about 702.8114967756. The cubic root of 493944 is about 79.0483067264.

It can be divided in two parts, 49 and 3944, that added together give a palindrome (3993).

The spelling of 493944 in words is "four hundred ninety-three thousand, nine hundred forty-four".