477782273 has 2 divisors, whose sum is σ = 477782274. Its totient is φ = 477782272.

The previous prime is 477782269. The next prime is 477782287. The reversal of 477782273 is 372287774.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 477728449 + 53824 = 21857^2 + 232^2 .

It is a cyclic number.

It is not a de Polignac number, because 477782273 - 2² = 477782269 is a prime.

It is not a weakly prime, because it can be changed into another prime (477782203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 238891136 + 238891137.

It is an arithmetic number, because the mean of its divisors is an integer number (238891137).

Almost surely, 2^477782273 is an apocalyptic number.

It is an amenable number.

477782273 is a deficient number, since it is larger than the sum of its proper divisors (1).

477782273 is an equidigital number, since it uses as much as digits as its factorization.

477782273 is an evil number, because the sum of its binary digits is even.

The product of its digits is 921984, while the sum is 47.

The square root of 477782273 is about 21858.2312413425. The cubic root of 477782273 is about 781.7658180521.

The spelling of 477782273 in words is "four hundred seventy-seven million, seven hundred eighty-two thousand, two hundred seventy-three".