576731 has 2 divisors, whose sum is σ = 576732. Its totient is φ = 576730.

The previous prime is 576727. The next prime is 576739. The reversal of 576731 is 137675.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 576731 - 2² = 576727 is a prime.

It is a super-2 number, since 2×576731² = 665237292722, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 576694 and 576703.

It is not a weakly prime, because it can be changed into another prime (576739) 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 as a sum of consecutive naturals, namely, 288365 + 288366.

It is an arithmetic number, because the mean of its divisors is an integer number (288366).

2⁵⁷⁶⁷³¹ is an apocalyptic number.

576731 is a deficient number, since it is larger than the sum of its proper divisors (1).

576731 is an equidigital number, since it uses as much as digits as its factorization.

576731 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4410, while the sum is 29.

The square root of 576731 is about 759.4280742770. The cubic root of 576731 is about 83.2385357575.

The spelling of 576731 in words is "five hundred seventy-six thousand, seven hundred thirty-one".