572807447 has 2 divisors, whose sum is σ = 572807448. Its totient is φ = 572807446.

The previous prime is 572807441. The next prime is 572807467. The reversal of 572807447 is 744708275.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 572807447 - 2¹² = 572803351 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 572807398 and 572807407.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (572807441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 286403723 + 286403724.

It is an arithmetic number, because the mean of its divisors is an integer number (286403724).

Almost surely, 2^572807447 is an apocalyptic number.

572807447 is a deficient number, since it is larger than the sum of its proper divisors (1).

572807447 is an equidigital number, since it uses as much as digits as its factorization.

572807447 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 439040, while the sum is 44.

The square root of 572807447 is about 23933.3960607349. The cubic root of 572807447 is about 830.4934632747.

The spelling of 572807447 in words is "five hundred seventy-two million, eight hundred seven thousand, four hundred forty-seven".