318793046 has 16 divisors (see below), whose sum is σ = 561789648. Its totient is φ = 133759200.

The previous prime is 318793031. The next prime is 318793049. The reversal of 318793046 is 640397813.

It is a junction number, because it is equal to n+sod(n) for n = 318792994 and 318793012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (318793049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 557045 + ... + 557616.

It is an arithmetic number, because the mean of its divisors is an integer number (35111853).

Almost surely, 2^318793046 is an apocalyptic number.

318793046 is a deficient number, since it is larger than the sum of its proper divisors (242996602).

318793046 is a wasteful number, since it uses less digits than its factorization.

318793046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1114687.

The product of its (nonzero) digits is 108864, while the sum is 41.

The square root of 318793046 is about 17854.7765597893. The cubic root of 318793046 is about 683.1293526134.

The spelling of 318793046 in words is "three hundred eighteen million, seven hundred ninety-three thousand, forty-six".