493857434 has 8 divisors (see below), whose sum is σ = 846612768. Its totient is φ = 211653180.

The previous prime is 493857433. The next prime is 493857439. The reversal of 493857434 is 434758394.

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

It is not an unprimeable number, because it can be changed into a prime (493857433) 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, 17637752 + ... + 17637779.

It is an arithmetic number, because the mean of its divisors is an integer number (105826596).

Almost surely, 2^493857434 is an apocalyptic number.

493857434 is a deficient number, since it is larger than the sum of its proper divisors (352755334).

493857434 is a wasteful number, since it uses less digits than its factorization.

493857434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35275540.

The product of its digits is 1451520, while the sum is 47.

The square root of 493857434 is about 22222.9033656721. The cubic root of 493857434 is about 790.4368859458.

The spelling of 493857434 in words is "four hundred ninety-three million, eight hundred fifty-seven thousand, four hundred thirty-four".