577242 has 12 divisors (see below), whose sum is σ = 1250730. Its totient is φ = 192408.

The previous prime is 577219. The next prime is 577249. The reversal of 577242 is 242775.

It can be written as a sum of positive squares in only one way, i.e., 408321 + 168921 = 639^2 + 411^2 .

It is not an unprimeable number, because it can be changed into a prime (577249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 16017 + ... + 16052.

2⁵⁷⁷²⁴² is an apocalyptic number.

577242 is an abundant number, since it is smaller than the sum of its proper divisors (673488).

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

577242 is a wasteful number, since it uses less digits than its factorization.

577242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32077 (or 32074 counting only the distinct ones).

The product of its digits is 3920, while the sum is 27.

The square root of 577242 is about 759.7644371777. The cubic root of 577242 is about 83.2631124004.

The spelling of 577242 in words is "five hundred seventy-seven thousand, two hundred forty-two".