134600220 has 72 divisors (see below), whose sum is σ = 432314064. Its totient is φ = 33781248.

The previous prime is 134600197. The next prime is 134600227. The reversal of 134600220 is 22006431.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 134600193 and 134600202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134600227) 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 23 ways as a sum of consecutive naturals, for example, 18934 + ... + 25053.

It is an arithmetic number, because the mean of its divisors is an integer number (6004362).

Almost surely, 2^134600220 is an apocalyptic number.

134600220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

134600220 is an abundant number, since it is smaller than the sum of its proper divisors (297713844).

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

134600220 is a wasteful number, since it uses less digits than its factorization.

134600220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44019 (or 44014 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 134600220 is about 11601.7334911642. The cubic root of 134600220 is about 512.4859024478.

Adding to 134600220 its reverse (22006431), we get a palindrome (156606651).

The spelling of 134600220 in words is "one hundred thirty-four million, six hundred thousand, two hundred twenty".