68484318 has 32 divisors (see below), whose sum is σ = 158878464. Its totient is φ = 19274112.

The previous prime is 68484307. The next prime is 68484329. The reversal of 68484318 is 81348486.

It is an interprime number because it is at equal distance from previous prime (68484307) and next prime (68484329).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a self number, because there is not a number n which added to its sum of digits gives 68484318.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9355 + ... + 14982.

It is an arithmetic number, because the mean of its divisors is an integer number (4964952).

Almost surely, 2^68484318 is an apocalyptic number.

68484318 is an abundant number, since it is smaller than the sum of its proper divisors (90394146).

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

68484318 is a wasteful number, since it uses less digits than its factorization.

68484318 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24416.

The product of its digits is 147456, while the sum is 42.

The square root of 68484318 is about 8275.5252401283. The cubic root of 68484318 is about 409.1322476116.

The spelling of 68484318 in words is "sixty-eight million, four hundred eighty-four thousand, three hundred eighteen".