318468 has 12 divisors (see below), whose sum is σ = 743120. Its totient is φ = 106152.

The previous prime is 318467. The next prime is 318473. The reversal of 318468 is 864813.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (318467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13258 + ... + 13281.

2³¹⁸⁴⁶⁸ is an apocalyptic number.

It is an amenable number.

318468 is an abundant number, since it is smaller than the sum of its proper divisors (424652).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

318468 is a wasteful number, since it uses less digits than its factorization.

318468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26546 (or 26544 counting only the distinct ones).

The product of its digits is 4608, while the sum is 30.

The square root of 318468 is about 564.3296908723. The cubic root of 318468 is about 68.2897097470.

The spelling of 318468 in words is "three hundred eighteen thousand, four hundred sixty-eight".