2134422 has 36 divisors (see below), whose sum is σ = 4930380. Its totient is φ = 665496.

The previous prime is 2134417. The next prime is 2134439. The reversal of 2134422 is 2244312.

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 = 2134395 and 2134404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 26979 + ... + 27057.

It is an arithmetic number, because the mean of its divisors is an integer number (136955).

2^2134422 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2134422, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2465190).

2134422 is an abundant number, since it is smaller than the sum of its proper divisors (2795958).

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

2134422 is a wasteful number, since it uses less digits than its factorization.

2134422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185 (or 103 counting only the distinct ones).

The product of its digits is 384, while the sum is 18.

The square root of 2134422 is about 1460.9661187036. The cubic root of 2134422 is about 128.7538120592.

Adding to 2134422 its reverse (2244312), we get a palindrome (4378734).

It can be divided in two parts, 213442 and 2, that added together give a square (213444 = 462²).

The spelling of 2134422 in words is "two million, one hundred thirty-four thousand, four hundred twenty-two".