773340481 has 3 divisors (see below), whose sum is σ = 773368291. Its totient is φ = 773312672.

The previous prime is 773340479. The next prime is 773340487. The reversal of 773340481 is 184043377.

The square root of 773340481 is 27809.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in only one way, i.e., 547138881 + 226201600 = 23391^2 + 15040^2 .

It is not a de Polignac number, because 773340481 - 2¹ = 773340479 is a prime.

It is a super-2 number, since 2×773340481² = 1196110999106622722, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 773340481.

It is not an unprimeable number, because it can be changed into a prime (773340487) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 13905 + ... + 41713.

Almost surely, 2^773340481 is an apocalyptic number.

773340481 is the 27809-th square number.

773340481 is the 13905-th centered octagonal number.

It is an amenable number.

773340481 is a deficient number, since it is larger than the sum of its proper divisors (27810).

773340481 is an frugal number, since it uses more digits than its factorization.

773340481 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55618 (or 27809 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 37.

The cubic root of 773340481 is about 917.8891749360.

The spelling of 773340481 in words is "seven hundred seventy-three million, three hundred forty thousand, four hundred eighty-one".