773947806 has 16 divisors (see below), whose sum is σ = 1557166464. Its totient is φ = 256437464.

The previous prime is 773947777. The next prime is 773947807. The reversal of 773947806 is 608749377.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (773947807) 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 7 ways as a sum of consecutive naturals, for example, 385200 + ... + 387203.

It is an arithmetic number, because the mean of its divisors is an integer number (97322904).

Almost surely, 2^773947806 is an apocalyptic number.

773947806 is an abundant number, since it is smaller than the sum of its proper divisors (783218658).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

773947806 is a wasteful number, since it uses less digits than its factorization.

773947806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 772575.

The product of its (nonzero) digits is 1778112, while the sum is 51.

The square root of 773947806 is about 27819.9174333786. The cubic root of 773947806 is about 918.1293930511.

The spelling of 773947806 in words is "seven hundred seventy-three million, nine hundred forty-seven thousand, eight hundred six".