773640441 has 12 divisors (see below), whose sum is σ = 1277120832. Its totient is φ = 442080216.

The previous prime is 773640407. The next prime is 773640449. The reversal of 773640441 is 144046377.

It is a happy number.

773640441 is a `hidden beast` number, since 7 + 7 + 3 + 640 + 4 + 4 + 1 = 666.

It is not a de Polignac number, because 773640441 - 2⁶ = 773640377 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 773640396 and 773640405.

It is not an unprimeable number, because it can be changed into a prime (773640449) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6139941 + ... + 6140066.

It is an arithmetic number, because the mean of its divisors is an integer number (106426736).

Almost surely, 2^773640441 is an apocalyptic number.

It is an amenable number.

773640441 is a deficient number, since it is larger than the sum of its proper divisors (503480391).

773640441 is a wasteful number, since it uses less digits than its factorization.

773640441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12280020 (or 12280017 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 36.

The square root of 773640441 is about 27814.3926951498. The cubic root of 773640441 is about 918.0078352386.

The spelling of 773640441 in words is "seven hundred seventy-three million, six hundred forty thousand, four hundred forty-one".