318468838 has 8 divisors (see below), whose sum is σ = 486716688. Its totient is φ = 156229944.

The previous prime is 318468817. The next prime is 318468919. The reversal of 318468838 is 838864813.

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

It is a junction number, because it is equal to n+sod(n) for n = 318468791 and 318468800.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1502106 + ... + 1502317.

It is an arithmetic number, because the mean of its divisors is an integer number (60839586).

Almost surely, 2^318468838 is an apocalyptic number.

318468838 is a deficient number, since it is larger than the sum of its proper divisors (168247850).

318468838 is a wasteful number, since it uses less digits than its factorization.

318468838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3004478.

The product of its digits is 884736, while the sum is 49.

The square root of 318468838 is about 17845.6952232184. The cubic root of 318468838 is about 682.8976964489.

The spelling of 318468838 in words is "three hundred eighteen million, four hundred sixty-eight thousand, eight hundred thirty-eight".