573977 has 2 divisors, whose sum is σ = 573978. Its totient is φ = 573976.

The previous prime is 573973. The next prime is 574003. The reversal of 573977 is 779375.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 430336 + 143641 = 656^2 + 379^2 .

It is a cyclic number.

It is not a de Polignac number, because 573977 - 2² = 573973 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 573977.

It is not a weakly prime, because it can be changed into another prime (573973) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 286988 + 286989.

It is an arithmetic number, because the mean of its divisors is an integer number (286989).

2⁵⁷³⁹⁷⁷ is an apocalyptic number.

It is an amenable number.

573977 is a deficient number, since it is larger than the sum of its proper divisors (1).

573977 is an equidigital number, since it uses as much as digits as its factorization.

573977 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 46305, while the sum is 38.

The square root of 573977 is about 757.6126978873. The cubic root of 573977 is about 83.1058310332.

The spelling of 573977 in words is "five hundred seventy-three thousand, nine hundred seventy-seven".