473783917 has 2 divisors, whose sum is σ = 473783918. Its totient is φ = 473783916.

The previous prime is 473783911. The next prime is 473783953. The reversal of 473783917 is 719387374.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 256928841 + 216855076 = 16029^2 + 14726^2 .

It is a cyclic number.

It is not a de Polignac number, because 473783917 - 2¹⁹ = 473259629 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (473783911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 236891958 + 236891959.

It is an arithmetic number, because the mean of its divisors is an integer number (236891959).

Almost surely, 2^473783917 is an apocalyptic number.

It is an amenable number.

473783917 is a deficient number, since it is larger than the sum of its proper divisors (1).

473783917 is an equidigital number, since it uses as much as digits as its factorization.

473783917 is an evil number, because the sum of its binary digits is even.

The product of its digits is 889056, while the sum is 49.

The square root of 473783917 is about 21766.5779809321. The cubic root of 473783917 is about 779.5789514766.

The spelling of 473783917 in words is "four hundred seventy-three million, seven hundred eighty-three thousand, nine hundred seventeen".