134218656 has 144 divisors (see below), whose sum is σ = 448549920. Its totient is φ = 37532160.

The previous prime is 134218627. The next prime is 134218703. The reversal of 134218656 is 656812431.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 134218656.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 39555 + ... + 42813.

It is an arithmetic number, because the mean of its divisors is an integer number (3114930).

Almost surely, 2^134218656 is an apocalyptic number.

134218656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 134218656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (224274960).

134218656 is an abundant number, since it is smaller than the sum of its proper divisors (314331264).

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

134218656 is a wasteful number, since it uses less digits than its factorization.

134218656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3299 (or 3288 counting only the distinct ones).

The product of its digits is 34560, while the sum is 36.

The square root of 134218656 is about 11585.2775538612. The cubic root of 134218656 is about 512.0011800103.

The spelling of 134218656 in words is "one hundred thirty-four million, two hundred eighteen thousand, six hundred fifty-six".