573042439 has 2 divisors, whose sum is σ = 573042440. Its totient is φ = 573042438.

The previous prime is 573042389. The next prime is 573042473. The reversal of 573042439 is 934240375.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-573042439 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 573042398 and 573042407.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (573042499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 286521219 + 286521220.

It is an arithmetic number, because the mean of its divisors is an integer number (286521220).

Almost surely, 2^573042439 is an apocalyptic number.

573042439 is a deficient number, since it is larger than the sum of its proper divisors (1).

573042439 is an equidigital number, since it uses as much as digits as its factorization.

573042439 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 90720, while the sum is 37.

The square root of 573042439 is about 23938.3048480881. The cubic root of 573042439 is about 830.6070166391.

The spelling of 573042439 in words is "five hundred seventy-three million, forty-two thousand, four hundred thirty-nine".