773391842 has 16 divisors (see below), whose sum is σ = 1184863680. Its totient is φ = 378523152.

The previous prime is 773391821. The next prime is 773391887. The reversal of 773391842 is 248193377.

It is a junction number, because it is equal to n+sod(n) for n = 773391793 and 773391802.

It is an unprimeable number.

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, 3278 + ... + 39465.

It is an arithmetic number, because the mean of its divisors is an integer number (74053980).

Almost surely, 2^773391842 is an apocalyptic number.

773391842 is a deficient number, since it is larger than the sum of its proper divisors (411471838).

773391842 is a wasteful number, since it uses less digits than its factorization.

773391842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42937.

The product of its digits is 254016, while the sum is 44.

The square root of 773391842 is about 27809.9234446987. The cubic root of 773391842 is about 917.9094948612.

The spelling of 773391842 in words is "seven hundred seventy-three million, three hundred ninety-one thousand, eight hundred forty-two".