772859994 has 8 divisors (see below), whose sum is σ = 1545720000. Its totient is φ = 257619996.

The previous prime is 772859993. The next prime is 772859999. The reversal of 772859994 is 499958277.

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

772859994 is an admirable number.

It is a Smith number, since the sum of its digits (60) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (772859993) 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 3 ways as a sum of consecutive naturals, for example, 64404994 + ... + 64405005.

It is an arithmetic number, because the mean of its divisors is an integer number (193215000).

Almost surely, 2^772859994 is an apocalyptic number.

772859994 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

772859994 is a wasteful number, since it uses less digits than its factorization.

772859994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128810004.

The product of its digits is 11430720, while the sum is 60.

The square root of 772859994 is about 27800.3596019908. The cubic root of 772859994 is about 917.6990365263.

The spelling of 772859994 in words is "seven hundred seventy-two million, eight hundred fifty-nine thousand, nine hundred ninety-four".