134420 has 48 divisors (see below), whose sum is σ = 338688. Its totient is φ = 44160.

The previous prime is 134417. The next prime is 134437. The reversal of 134420 is 24431.

134420 is nontrivially palindromic in base 6.

It is a junction number, because it is equal to n+sod(n) for n = 134395 and 134404.

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, 2837 + ... + 2883.

It is an arithmetic number, because the mean of its divisors is an integer number (7056).

2¹³⁴⁴²⁰ is an apocalyptic number.

134420 is a gapful number since it is divisible by the number (10) 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 134420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (169344).

134420 is an abundant number, since it is smaller than the sum of its proper divisors (204268).

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

134420 is a wasteful number, since it uses less digits than its factorization.

134420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80 (or 78 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 134420 is about 366.6333318180. The cubic root of 134420 is about 51.2257073052.

Adding to 134420 its reverse (24431), we get a palindrome (158851).

It can be divided in two parts, 134 and 420, that multiplied together give a triangular number (56280 = T₃₃₅).

The spelling of 134420 in words is "one hundred thirty-four thousand, four hundred twenty".