518428041 has 16 divisors (see below), whose sum is σ = 715661760. Its totient is φ = 333426240.

The previous prime is 518428021. The next prime is 518428049. The reversal of 518428041 is 140824815.

It is not a de Polignac number, because 518428041 - 2¹¹ = 518425993 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 518427993 and 518428011.

It is not an unprimeable number, because it can be changed into a prime (518428049) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 191886 + ... + 194568.

It is an arithmetic number, because the mean of its divisors is an integer number (44728860).

Almost surely, 2^518428041 is an apocalyptic number.

It is an amenable number.

518428041 is a deficient number, since it is larger than the sum of its proper divisors (197233719).

518428041 is a wasteful number, since it uses less digits than its factorization.

518428041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4936.

The product of its (nonzero) digits is 10240, while the sum is 33.

The square root of 518428041 is about 22769.0149325789. The cubic root of 518428041 is about 803.3340240731.

The spelling of 518428041 in words is "five hundred eighteen million, four hundred twenty-eight thousand, forty-one".