573903640 has 32 divisors (see below), whose sum is σ = 1303829280. Its totient is φ = 227331072.

The previous prime is 573903623. The next prime is 573903641. The reversal of 573903640 is 46309375.

It is a self number, because there is not a number n which added to its sum of digits gives 573903640.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (573903641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65529 + ... + 73768.

It is an arithmetic number, because the mean of its divisors is an integer number (40744665).

Almost surely, 2^573903640 is an apocalyptic number.

It is an amenable number.

573903640 is an abundant number, since it is smaller than the sum of its proper divisors (729925640).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

573903640 is a wasteful number, since it uses less digits than its factorization.

573903640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139411 (or 139407 counting only the distinct ones).

The product of its (nonzero) digits is 68040, while the sum is 37.

The square root of 573903640 is about 23956.2860226705. The cubic root of 573903640 is about 831.0229029694.

The spelling of 573903640 in words is "five hundred seventy-three million, nine hundred three thousand, six hundred forty".