775617338 has 8 divisors (see below), whose sum is σ = 1163544480. Its totient is φ = 387769180.

The previous prime is 775617331. The next prime is 775617341. The reversal of 775617338 is 833716577.

It is a happy number.

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

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 775617292 and 775617301.

It is not an unprimeable number, because it can be changed into a prime (775617331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26033 + ... + 47211.

It is an arithmetic number, because the mean of its divisors is an integer number (145443060).

Almost surely, 2^775617338 is an apocalyptic number.

775617338 is a deficient number, since it is larger than the sum of its proper divisors (387927142).

775617338 is a wasteful number, since it uses less digits than its factorization.

775617338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39492.

The product of its digits is 740880, while the sum is 47.

The square root of 775617338 is about 27849.9073248009. The cubic root of 775617338 is about 918.7891039984.

The spelling of 775617338 in words is "seven hundred seventy-five million, six hundred seventeen thousand, three hundred thirty-eight".