518427404 has 18 divisors (see below), whose sum is σ = 997223892. Its totient is φ = 235648600.

The previous prime is 518427347. The next prime is 518427409. The reversal of 518427404 is 404724815.

It is not an unprimeable number, because it can be changed into a prime (518427409) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 535082 + ... + 536049.

Almost surely, 2^518427404 is an apocalyptic number.

It is an amenable number.

518427404 is a deficient number, since it is larger than the sum of its proper divisors (478796488).

518427404 is a wasteful number, since it uses less digits than its factorization.

518427404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1071157 (or 1071144 counting only the distinct ones).

The product of its (nonzero) digits is 35840, while the sum is 35.

The square root of 518427404 is about 22769.0009442663. Note that the first 3 decimals coincide. The cubic root of 518427404 is about 803.3336950502. Note that the first 3 decimals are identical.

The spelling of 518427404 in words is "five hundred eighteen million, four hundred twenty-seven thousand, four hundred four".