576720216 has 128 divisors (see below), whose sum is σ = 1729728000. Its totient is φ = 177496704.

The previous prime is 576720211. The next prime is 576720229. The reversal of 576720216 is 612027675.

576720216 is a `hidden beast` number, since 576 + 72 + 0 + 2 + 16 = 666.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (576720211) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 142071 + ... + 146073.

It is an arithmetic number, because the mean of its divisors is an integer number (13513500).

Almost surely, 2^576720216 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 576720216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (864864000).

576720216 is an abundant number, since it is smaller than the sum of its proper divisors (1153007784).

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

576720216 is a wasteful number, since it uses less digits than its factorization.

576720216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4070 (or 4060 counting only the distinct ones).

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

The square root of 576720216 is about 24014.9998126171. Note that the first 3 decimals coincide. The cubic root of 576720216 is about 832.3801694255.

The spelling of 576720216 in words is "five hundred seventy-six million, seven hundred twenty thousand, two hundred sixteen".