518204396 has 6 divisors (see below), whose sum is σ = 906857700. Its totient is φ = 259102196.

The previous prime is 518204383. The next prime is 518204399. The reversal of 518204396 is 693402815.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (518204399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 64775546 + ... + 64775553.

It is an arithmetic number, because the mean of its divisors is an integer number (151142950).

Almost surely, 2^518204396 is an apocalyptic number.

It is an amenable number.

518204396 is a deficient number, since it is larger than the sum of its proper divisors (388653304).

518204396 is a wasteful number, since it uses less digits than its factorization.

518204396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129551103 (or 129551101 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 38.

The square root of 518204396 is about 22764.1032329411. The cubic root of 518204396 is about 803.2184905341.

The spelling of 518204396 in words is "five hundred eighteen million, two hundred four thousand, three hundred ninety-six".