577216 has 28 divisors (see below), whose sum is σ = 1188720. Its totient is φ = 277760.

The previous prime is 577193. The next prime is 577219. The reversal of 577216 is 612775.

It is a Smith number, since the sum of its digits (28) coincides with the sum of the digits of its prime factors.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (577219) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1701 + ... + 2011.

2⁵⁷⁷²¹⁶ 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 577216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (594360).

577216 is an abundant number, since it is smaller than the sum of its proper divisors (611504).

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

577216 is a wasteful number, since it uses less digits than its factorization.

577216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 352 (or 342 counting only the distinct ones).

The product of its digits is 2940, while the sum is 28.

The square root of 577216 is about 759.7473264185. The cubic root of 577216 is about 83.2618622757.

The spelling of 577216 in words is "five hundred seventy-seven thousand, two hundred sixteen".