493948418 has 8 divisors (see below), whose sum is σ = 741213180. Its totient is φ = 246877360.

The previous prime is 493948417. The next prime is 493948421. The reversal of 493948418 is 814849394.

It can be written as a sum of positive squares in 2 ways, for example, as 423001489 + 70946929 = 20567^2 + 8423^2 .

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 (493948417) 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, 41873 + ... + 52356.

Almost surely, 2^493948418 is an apocalyptic number.

493948418 is a deficient number, since it is larger than the sum of its proper divisors (247264762).

493948418 is a wasteful number, since it uses less digits than its factorization.

493948418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96852.

The product of its digits is 995328, while the sum is 50.

The square root of 493948418 is about 22224.9503486510. The cubic root of 493948418 is about 790.4854240384.

The spelling of 493948418 in words is "four hundred ninety-three million, nine hundred forty-eight thousand, four hundred eighteen".