4129422 has 64 divisors (see below), whose sum is σ = 9849600. Its totient is φ = 1140480.

The previous prime is 4129393. The next prime is 4129423. The reversal of 4129422 is 2249214.

4129422 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 4129392 and 4129401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4129423) 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 31 ways as a sum of consecutive naturals, for example, 46354 + ... + 46442.

It is an arithmetic number, because the mean of its divisors is an integer number (153900).

Almost surely, 2^4129422 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4129422, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4924800).

4129422 is an abundant number, since it is smaller than the sum of its proper divisors (5720178).

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

4129422 is a wasteful number, since it uses less digits than its factorization.

4129422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161.

The product of its digits is 1152, while the sum is 24.

The square root of 4129422 is about 2032.0979307110. The cubic root of 4129422 is about 160.4340039806.

The spelling of 4129422 in words is "four million, one hundred twenty-nine thousand, four hundred twenty-two".