774117042 has 8 divisors (see below), whose sum is σ = 1548234096. Its totient is φ = 258039012.

The previous prime is 774117037. The next prime is 774117059. The reversal of 774117042 is 240711477.

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

774117042 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 774116994 and 774117012.

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 3 ways as a sum of consecutive naturals, for example, 64509748 + ... + 64509759.

It is an arithmetic number, because the mean of its divisors is an integer number (193529262).

Almost surely, 2^774117042 is an apocalyptic number.

774117042 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.

774117042 is a wasteful number, since it uses less digits than its factorization.

774117042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129019512.

The product of its (nonzero) digits is 10976, while the sum is 33.

The square root of 774117042 is about 27822.9589008790. The cubic root of 774117042 is about 918.1963093731.

The spelling of 774117042 in words is "seven hundred seventy-four million, one hundred seventeen thousand, forty-two".