477272273 has 2 divisors, whose sum is σ = 477272274. Its totient is φ = 477272272.

The previous prime is 477272231. The next prime is 477272293. The reversal of 477272273 is 372272774.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 270832849 + 206439424 = 16457^2 + 14368^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-477272273 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 477272273.

It is not a weakly prime, because it can be changed into another prime (477272293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 238636136 + 238636137.

It is an arithmetic number, because the mean of its divisors is an integer number (238636137).

Almost surely, 2^477272273 is an apocalyptic number.

It is an amenable number.

477272273 is a deficient number, since it is larger than the sum of its proper divisors (1).

477272273 is an equidigital number, since it uses as much as digits as its factorization.

477272273 is an evil number, because the sum of its binary digits is even.

The product of its digits is 230496, while the sum is 41.

The square root of 477272273 is about 21846.5620407422. The cubic root of 477272273 is about 781.4875584515.

The spelling of 477272273 in words is "four hundred seventy-seven million, two hundred seventy-two thousand, two hundred seventy-three".