493378 has 4 divisors (see below), whose sum is σ = 740070. Its totient is φ = 246688.

The previous prime is 493369. The next prime is 493393. The reversal of 493378 is 873394.

493378 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in only one way, i.e., 485809 + 7569 = 697^2 + 87^2 .

It is an unprimeable number.

493378 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 as a sum of consecutive naturals, namely, 123343 + ... + 123346.

2⁴⁹³³⁷⁸ is an apocalyptic number.

493378 is a deficient number, since it is larger than the sum of its proper divisors (246692).

493378 is a wasteful number, since it uses less digits than its factorization.

493378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 246691.

The product of its digits is 18144, while the sum is 34.

The square root of 493378 is about 702.4087129300. The cubic root of 493378 is about 79.0181019246.

The spelling of 493378 in words is "four hundred ninety-three thousand, three hundred seventy-eight".