572538389 has 2 divisors, whose sum is σ = 572538390. Its totient is φ = 572538388.

The previous prime is 572538371. The next prime is 572538403. The reversal of 572538389 is 983835275.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 499299025 + 73239364 = 22345^2 + 8558^2 .

It is a cyclic number.

It is not a de Polignac number, because 572538389 - 2⁸ = 572538133 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (572538289) 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, 286269194 + 286269195.

It is an arithmetic number, because the mean of its divisors is an integer number (286269195).

Almost surely, 2^572538389 is an apocalyptic number.

It is an amenable number.

572538389 is a deficient number, since it is larger than the sum of its proper divisors (1).

572538389 is an equidigital number, since it uses as much as digits as its factorization.

572538389 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1814400, while the sum is 50.

The square root of 572538389 is about 23927.7744263858. The cubic root of 572538389 is about 830.3634103184.

The spelling of 572538389 in words is "five hundred seventy-two million, five hundred thirty-eight thousand, three hundred eighty-nine".