1422324 has 18 divisors (see below), whose sum is σ = 3595410. Its totient is φ = 474096.

The previous prime is 1422293. The next prime is 1422367. The reversal of 1422324 is 4232241.

It can be written as a sum of positive squares in only one way, i.e., 1040400 + 381924 = 1020^2 + 618^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 1422297 and 1422306.

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 19719 + ... + 19790.

It is an arithmetic number, because the mean of its divisors is an integer number (199745).

2^1422324 is an apocalyptic number.

It is an amenable number.

1422324 is an abundant number, since it is smaller than the sum of its proper divisors (2173086).

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

1422324 is a wasteful number, since it uses less digits than its factorization.

1422324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39519 (or 39514 counting only the distinct ones).

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

The square root of 1422324 is about 1192.6122588671. The cubic root of 1422324 is about 112.4603712274.

Adding to 1422324 its reverse (4232241), we get a palindrome (5654565).

The spelling of 1422324 in words is "one million, four hundred twenty-two thousand, three hundred twenty-four".