773144473 has 2 divisors, whose sum is σ = 773144474. Its totient is φ = 773144472.

The previous prime is 773144413. The next prime is 773144573. The reversal of 773144473 is 374441377.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 603832329 + 169312144 = 24573^2 + 13012^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-773144473 is a prime.

It is a super-2 number, since 2×773144473² = 1195504752260895458, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (773144413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 386572236 + 386572237.

It is an arithmetic number, because the mean of its divisors is an integer number (386572237).

Almost surely, 2^773144473 is an apocalyptic number.

It is an amenable number.

773144473 is a deficient number, since it is larger than the sum of its proper divisors (1).

773144473 is an equidigital number, since it uses as much as digits as its factorization.

773144473 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 197568, while the sum is 40.

The square root of 773144473 is about 27805.4755938466. The cubic root of 773144473 is about 917.8116201254.

The spelling of 773144473 in words is "seven hundred seventy-three million, one hundred forty-four thousand, four hundred seventy-three".