43135422 has 32 divisors (see below), whose sum is σ = 95316480. Its totient is φ = 12904320.

The previous prime is 43135369. The next prime is 43135429. The reversal of 43135422 is 22453134.

43135422 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×43135422² = 3721329262236168, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 43135392 and 43135401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43135429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1078 + ... + 9350.

It is an arithmetic number, because the mean of its divisors is an integer number (2978640).

Almost surely, 2^43135422 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 43135422, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (47658240).

43135422 is an abundant number, since it is smaller than the sum of its proper divisors (52181058).

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

43135422 is a wasteful number, since it uses less digits than its factorization.

43135422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8368.

The product of its digits is 2880, while the sum is 24.

The square root of 43135422 is about 6567.7562378639. The cubic root of 43135422 is about 350.7072013764.

Adding to 43135422 its reverse (22453134), we get a palindrome (65588556).

It can be divided in two parts, 431 and 35422, that added together give a palindrome (35853).

The spelling of 43135422 in words is "forty-three million, one hundred thirty-five thousand, four hundred twenty-two".