572261760 has 640 divisors, whose sum is σ = 2488147200. Its totient is φ = 122425344.

The previous prime is 572261731. The next prime is 572261771. The reversal of 572261760 is 67162275.

572261760 is a `hidden beast` number, since 572 + 26 + 1 + 7 + 60 = 666.

It is a tau number, because it is divible by the number of its divisors (640).

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 79 ways as a sum of consecutive naturals, for example, 6894679 + ... + 6894761.

It is an arithmetic number, because the mean of its divisors is an integer number (3887730).

Almost surely, 2^572261760 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 572261760, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1244073600).

572261760 is an abundant number, since it is smaller than the sum of its proper divisors (1915885440).

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

572261760 is a wasteful number, since it uses less digits than its factorization.

572261760 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140 (or 119 counting only the distinct ones).

The product of its (nonzero) digits is 35280, while the sum is 36.

The square root of 572261760 is about 23921.9932279900. The cubic root of 572261760 is about 830.2296553256.

The spelling of 572261760 in words is "five hundred seventy-two million, two hundred sixty-one thousand, seven hundred sixty".