573803985 has 16 divisors (see below), whose sum is σ = 927553536. Its totient is φ = 302873088.

The previous prime is 573803953. The next prime is 573803987. The reversal of 573803985 is 589308375.

It is a happy number.

It is not a de Polignac number, because 573803985 - 2⁵ = 573803953 is a prime.

It is not an unprimeable number, because it can be changed into a prime (573803987) 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, 195729 + ... + 198638.

It is an arithmetic number, because the mean of its divisors is an integer number (57972096).

Almost surely, 2^573803985 is an apocalyptic number.

It is an amenable number.

573803985 is a deficient number, since it is larger than the sum of its proper divisors (353749551).

573803985 is a wasteful number, since it uses less digits than its factorization.

573803985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 394472.

The product of its (nonzero) digits is 907200, while the sum is 48.

The square root of 573803985 is about 23954.2059981123. The cubic root of 573803985 is about 830.9747994345.

The spelling of 573803985 in words is "five hundred seventy-three million, eight hundred three thousand, nine hundred eighty-five".