573385489 has 4 divisors (see below), whose sum is σ = 574815780. Its totient is φ = 571955200.

The previous prime is 573385487. The next prime is 573385493. The reversal of 573385489 is 984583375.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 563825025 + 9560464 = 23745^2 + 3092^2 .

It is a cyclic number.

It is not a de Polignac number, because 573385489 - 2¹ = 573385487 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (573385487) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 714544 + ... + 715345.

It is an arithmetic number, because the mean of its divisors is an integer number (143703945).

Almost surely, 2^573385489 is an apocalyptic number.

It is an amenable number.

573385489 is a deficient number, since it is larger than the sum of its proper divisors (1430291).

573385489 is a wasteful number, since it uses less digits than its factorization.

573385489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1430290.

The product of its digits is 3628800, while the sum is 52.

The square root of 573385489 is about 23945.4690703690. The cubic root of 573385489 is about 830.7727303089.

The spelling of 573385489 in words is "five hundred seventy-three million, three hundred eighty-five thousand, four hundred eighty-nine".