773649073 has 8 divisors (see below), whose sum is σ = 819711360. Its totient is φ = 727648320.

The previous prime is 773649061. The next prime is 773649167. The reversal of 773649073 is 370946377.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 773649073 - 2²⁹ = 236778161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (773649053) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11908 + ... + 41098.

It is an arithmetic number, because the mean of its divisors is an integer number (102463920).

Almost surely, 2^773649073 is an apocalyptic number.

It is an amenable number.

773649073 is a deficient number, since it is larger than the sum of its proper divisors (46062287).

773649073 is a wasteful number, since it uses less digits than its factorization.

773649073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30767.

The product of its (nonzero) digits is 666792, while the sum is 46.

The square root of 773649073 is about 27814.5478661797. The cubic root of 773649073 is about 918.0112494923.

The spelling of 773649073 in words is "seven hundred seventy-three million, six hundred forty-nine thousand, seventy-three".