7144422 has 8 divisors (see below), whose sum is σ = 14288856. Its totient is φ = 2381472.

The previous prime is 7144409. The next prime is 7144429. The reversal of 7144422 is 2244417.

7144422 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

7144422 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 7144392 and 7144401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7144429) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 595363 + ... + 595374.

It is an arithmetic number, because the mean of its divisors is an integer number (1786107).

Almost surely, 2^7144422 is an apocalyptic number.

7144422 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

7144422 is a wasteful number, since it uses less digits than its factorization.

7144422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1190742.

The product of its digits is 1792, while the sum is 24.

The square root of 7144422 is about 2672.9051610560. The cubic root of 7144422 is about 192.5997414187.

Adding to 7144422 its reverse (2244417), we get a palindrome (9388839).

The spelling of 7144422 in words is "seven million, one hundred forty-four thousand, four hundred twenty-two".