509360434 has 16 divisors (see below), whose sum is σ = 834188256. Its totient is φ = 231336000.

The previous prime is 509360429. The next prime is 509360447. The reversal of 509360434 is 434063905.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 509360434.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19609 + ... + 37459.

It is an arithmetic number, because the mean of its divisors is an integer number (52136766).

Almost surely, 2^509360434 is an apocalyptic number.

509360434 is a deficient number, since it is larger than the sum of its proper divisors (324827822).

509360434 is a wasteful number, since it uses less digits than its factorization.

509360434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19161.

The product of its (nonzero) digits is 38880, while the sum is 34.

The square root of 509360434 is about 22569.0149098271. The cubic root of 509360434 is about 798.6228567475.

The spelling of 509360434 in words is "five hundred nine million, three hundred sixty thousand, four hundred thirty-four".