493678 has 4 divisors (see below), whose sum is σ = 740520. Its totient is φ = 246838.

The previous prime is 493657. The next prime is 493693. The reversal of 493678 is 876394.

493678 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 is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 123418 + ... + 123421.

It is an arithmetic number, because the mean of its divisors is an integer number (185130).

2⁴⁹³⁶⁷⁸ is an apocalyptic number.

493678 is a deficient number, since it is larger than the sum of its proper divisors (246842).

493678 is a wasteful number, since it uses less digits than its factorization.

493678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246841.

The product of its digits is 36288, while the sum is 37.

The square root of 493678 is about 702.6222313591. The cubic root of 493678 is about 79.0341144123.

The spelling of 493678 in words is "four hundred ninety-three thousand, six hundred seventy-eight".