573985764 has 105 divisors (see below), whose sum is σ = 1650563299. Its totient is φ = 173935080.

The previous prime is 573985757. The next prime is 573985781. The reversal of 573985764 is 467589375.

The square root of 573985764 is 23958.

It is a perfect power (a square), and thus also a powerful number.

573985764 is a `hidden beast` number, since 573 + 9 + 8 + 5 + 7 + 64 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

Its product of digits (6350400) is a multiple of the sum of its prime divisors (16).

It is a zygodrome in base 3.

It is a self number, because there is not a number n which added to its sum of digits gives 573985764.

It is an unprimeable number.

It is a polite number, since it can be written in 34 ways as a sum of consecutive naturals, for example, 52180519 + ... + 52180529.

Almost surely, 2^573985764 is an apocalyptic number.

573985764 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

573985764 is the 23958-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 573985764

573985764 is an abundant number, since it is smaller than the sum of its proper divisors (1076577535).

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

573985764 is an frugal number, since it uses more digits than its factorization.

573985764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82 (or 16 counting only the distinct ones).

The product of its digits is 6350400, while the sum is 54.

The cubic root of 573985764 is about 831.0625400937.

The spelling of 573985764 in words is "five hundred seventy-three million, nine hundred eighty-five thousand, seven hundred sixty-four".