43422120 has 96 divisors (see below), whose sum is σ = 161291520. Its totient is φ = 9924480.

The previous prime is 43422101. The next prime is 43422133. The reversal of 43422120 is 2122434.

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 = 43422093 and 43422102.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 6096 + ... + 11135.

It is an arithmetic number, because the mean of its divisors is an integer number (1680120).

Almost surely, 2^43422120 is an apocalyptic number.

43422120 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

43422120 is an abundant number, since it is smaller than the sum of its proper divisors (117869400).

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

43422120 is a wasteful number, since it uses less digits than its factorization.

43422120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17255 (or 17248 counting only the distinct ones).

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

The square root of 43422120 is about 6589.5462666256. The cubic root of 43422120 is about 351.4824738146.

Adding to 43422120 its reverse (2122434), we get a palindrome (45544554).

The spelling of 43422120 in words is "forty-three million, four hundred twenty-two thousand, one hundred twenty".