573328540 has 24 divisors (see below), whose sum is σ = 1209398400. Its totient is φ = 228301248.

The previous prime is 573328529. The next prime is 573328573. The reversal of 573328540 is 45823375.

It is a super-3 number, since 3×573328540³ (a number of 27 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 573328540.

It is a congruent number.

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, 59815 + ... + 68734.

It is an arithmetic number, because the mean of its divisors is an integer number (50391600).

Almost surely, 2^573328540 is an apocalyptic number.

It is an amenable number.

573328540 is an abundant number, since it is smaller than the sum of its proper divisors (636069860).

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

573328540 is a wasteful number, since it uses less digits than its factorization.

573328540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128781 (or 128779 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 37.

The square root of 573328540 is about 23944.2799014712. The cubic root of 573328540 is about 830.7452251118.

The spelling of 573328540 in words is "five hundred seventy-three million, three hundred twenty-eight thousand, five hundred forty".