573406560 has 384 divisors, whose sum is σ = 2177280000. Its totient is φ = 140507136.

The previous prime is 573406543. The next prime is 573406571. The reversal of 573406560 is 65604375.

573406560 is a `hidden beast` number, since 57 + 3 + 40 + 6 + 560 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2881341 + ... + 2881539.

It is an arithmetic number, because the mean of its divisors is an integer number (5670000).

Almost surely, 2^573406560 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 573406560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1088640000).

573406560 is an abundant number, since it is smaller than the sum of its proper divisors (1603873440).

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

573406560 is a wasteful number, since it uses less digits than its factorization.

573406560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275 (or 261 counting only the distinct ones).

The product of its (nonzero) digits is 75600, while the sum is 36.

The square root of 573406560 is about 23945.9090451793. The cubic root of 573406560 is about 830.7829067074.

The spelling of 573406560 in words is "five hundred seventy-three million, four hundred six thousand, five hundred sixty".