314842778 has 16 divisors (see below), whose sum is σ = 478023936. Its totient is φ = 155509200.

The previous prime is 314842769. The next prime is 314842783. The reversal of 314842778 is 877248413.

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, 93728 + ... + 97028.

It is an arithmetic number, because the mean of its divisors is an integer number (29876496).

Almost surely, 2^314842778 is an apocalyptic number.

314842778 is a deficient number, since it is larger than the sum of its proper divisors (163181158).

314842778 is a wasteful number, since it uses less digits than its factorization.

314842778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3869.

The product of its digits is 301056, while the sum is 44.

The square root of 314842778 is about 17743.8095684100. The cubic root of 314842778 is about 680.2959913840.

The spelling of 314842778 in words is "three hundred fourteen million, eight hundred forty-two thousand, seven hundred seventy-eight".