1342224 has 80 divisors (see below), whose sum is σ = 4166400. Its totient is φ = 411264.

The previous prime is 1342223. The next prime is 1342241. The reversal of 1342224 is 4222431.

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 = 1342197 and 1342206.

It is not an unprimeable number, because it can be changed into a prime (1342223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5497 + ... + 5735.

It is an arithmetic number, because the mean of its divisors is an integer number (52080).

2^1342224 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1342224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2083200).

1342224 is an abundant number, since it is smaller than the sum of its proper divisors (2824176).

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

1342224 is a wasteful number, since it uses less digits than its factorization.

1342224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269 (or 257 counting only the distinct ones).

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

The square root of 1342224 is about 1158.5439137124. The cubic root of 1342224 is about 110.3083360117.

Adding to 1342224 its reverse (4222431), we get a palindrome (5564655).

It can be divided in two parts, 1 and 342224, that added together give a square (342225 = 585²).

The spelling of 1342224 in words is "one million, three hundred forty-two thousand, two hundred twenty-four".