572985893 has 2 divisors, whose sum is σ = 572985894. Its totient is φ = 572985892.

The previous prime is 572985877. The next prime is 572985929. The reversal of 572985893 is 398589275.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 455523649 + 117462244 = 21343^2 + 10838^2 .

It is a cyclic number.

It is not a de Polignac number, because 572985893 - 2⁴ = 572985877 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (572985863) 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, 286492946 + 286492947.

It is an arithmetic number, because the mean of its divisors is an integer number (286492947).

Almost surely, 2^572985893 is an apocalyptic number.

It is an amenable number.

572985893 is a deficient number, since it is larger than the sum of its proper divisors (1).

572985893 is an equidigital number, since it uses as much as digits as its factorization.

572985893 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5443200, while the sum is 56.

The square root of 572985893 is about 23937.1237411682. The cubic root of 572985893 is about 830.5796951901.

The spelling of 572985893 in words is "five hundred seventy-two million, nine hundred eighty-five thousand, eight hundred ninety-three".