2134220 has 48 divisors (see below), whose sum is σ = 4989600. Its totient is φ = 760320.

The previous prime is 2134201. The next prime is 2134241. The reversal of 2134220 is 224312.

2134220 = 513² + 514² + ... + 520².

2134220 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a d-powerful number, because it can be written as 2¹¹ + 1 + 3⁷ + 4³ + 2¹⁵ + 2²¹ + 0 .

It is a junction number, because it is equal to n+sod(n) for n = 2134195 and 2134204.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 19526 + ... + 19634.

It is an arithmetic number, because the mean of its divisors is an integer number (103950).

2^2134220 is an apocalyptic number.

2134220 is a gapful number since it is divisible by the number (20) 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 2134220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2494800).

2134220 is an abundant number, since it is smaller than the sum of its proper divisors (2855380).

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

2134220 is a wasteful number, since it uses less digits than its factorization.

2134220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218 (or 216 counting only the distinct ones).

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

The square root of 2134220 is about 1460.8969847323. The cubic root of 2134220 is about 128.7497502116.

Adding to 2134220 its reverse (224312), we get a palindrome (2358532).

The spelling of 2134220 in words is "two million, one hundred thirty-four thousand, two hundred twenty".