773914128 has 40 divisors (see below), whose sum is σ = 2153070528. Its totient is φ = 238127232.

The previous prime is 773914121. The next prime is 773914133. The reversal of 773914128 is 821419377.

It is a self number, because there is not a number n which added to its sum of digits gives 773914128.

It is not an unprimeable number, because it can be changed into a prime (773914121) 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, 619500 + ... + 620747.

Almost surely, 2^773914128 is an apocalyptic number.

773914128 is a gapful number since it is divisible by the number (78) formed by its first and last digit.

It is an amenable number.

773914128 is an abundant number, since it is smaller than the sum of its proper divisors (1379156400).

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

773914128 is a wasteful number, since it uses less digits than its factorization.

773914128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1240271 (or 1240265 counting only the distinct ones).

The product of its digits is 84672, while the sum is 42.

The square root of 773914128 is about 27819.3121410289. The cubic root of 773914128 is about 918.1160755251.

The spelling of 773914128 in words is "seven hundred seventy-three million, nine hundred fourteen thousand, one hundred twenty-eight".