509885005 has 32 divisors (see below), whose sum is σ = 711659520. Its totient is φ = 343495680.

The previous prime is 509884957. The next prime is 509885011. The reversal of 509885005 is 500588905.

It is not a de Polignac number, because 509885005 - 2⁷ = 509884877 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 594537 + ... + 595393.

It is an arithmetic number, because the mean of its divisors is an integer number (22239360).

Almost surely, 2^509885005 is an apocalyptic number.

It is an amenable number.

509885005 is a deficient number, since it is larger than the sum of its proper divisors (201774515).

509885005 is a wasteful number, since it uses less digits than its factorization.

509885005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1149.

The product of its (nonzero) digits is 72000, while the sum is 40.

The square root of 509885005 is about 22580.6334056421. The cubic root of 509885005 is about 798.8969198209.

The spelling of 509885005 in words is "five hundred nine million, eight hundred eighty-five thousand, five".