773228736 has 84 divisors (see below), whose sum is σ = 2532950992. Its totient is φ = 220921344.

The previous prime is 773228683. The next prime is 773228761. The reversal of 773228736 is 637822377.

It is a tau number, because it is divible by the number of its divisors (84).

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 773228691 and 773228700.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 91855 + ... + 99918.

Almost surely, 2^773228736 is an apocalyptic number.

It is an amenable number.

773228736 is an abundant number, since it is smaller than the sum of its proper divisors (1759722256).

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

773228736 is a wasteful number, since it uses less digits than its factorization.

773228736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191798 (or 191785 counting only the distinct ones).

The product of its digits is 592704, while the sum is 45.

The square root of 773228736 is about 27806.9907757024. The cubic root of 773228736 is about 917.8449622125.

The spelling of 773228736 in words is "seven hundred seventy-three million, two hundred twenty-eight thousand, seven hundred thirty-six".