493931078 has 8 divisors (see below), whose sum is σ = 741143520. Its totient is φ = 246883240.

The previous prime is 493931077. The next prime is 493931083. The reversal of 493931078 is 870139394.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (493931077) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33353 + ... + 45828.

It is an arithmetic number, because the mean of its divisors is an integer number (92642940).

Almost surely, 2^493931078 is an apocalyptic number.

493931078 is a deficient number, since it is larger than the sum of its proper divisors (247212442).

493931078 is a wasteful number, since it uses less digits than its factorization.

493931078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82302.

The product of its (nonzero) digits is 163296, while the sum is 44.

The square root of 493931078 is about 22224.5602431184. The cubic root of 493931078 is about 790.4761739648.

The spelling of 493931078 in words is "four hundred ninety-three million, nine hundred thirty-one thousand, seventy-eight".