578272273 has 2 divisors, whose sum is σ = 578272274. Its totient is φ = 578272272.

The previous prime is 578272237. The next prime is 578272283. The reversal of 578272273 is 372272875.

578272273 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

Together with previous prime (578272237) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 502790929 + 75481344 = 22423^2 + 8688^2 .

It is a cyclic number.

It is not a de Polignac number, because 578272273 - 2²¹ = 576175121 is a prime.

It is not a weakly prime, because it can be changed into another prime (578272283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 289136136 + 289136137.

It is an arithmetic number, because the mean of its divisors is an integer number (289136137).

Almost surely, 2^578272273 is an apocalyptic number.

It is an amenable number.

578272273 is a deficient number, since it is larger than the sum of its proper divisors (1).

578272273 is an equidigital number, since it uses as much as digits as its factorization.

578272273 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 329280, while the sum is 43.

The square root of 578272273 is about 24047.2924255518. The cubic root of 578272273 is about 833.1261951123.

The spelling of 578272273 in words is "five hundred seventy-eight million, two hundred seventy-two thousand, two hundred seventy-three".