1345422 has 32 divisors (see below), whose sum is σ = 2967552. Its totient is φ = 404064.

The previous prime is 1345361. The next prime is 1345423. The reversal of 1345422 is 2245431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1345423) 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, 3483 + ... + 3849.

It is an arithmetic number, because the mean of its divisors is an integer number (92736).

2^1345422 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1345422, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1483776).

1345422 is an abundant number, since it is smaller than the sum of its proper divisors (1622130).

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

1345422 is a wasteful number, since it uses less digits than its factorization.

1345422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 432.

The product of its digits is 960, while the sum is 21.

The square root of 1345422 is about 1159.9232733246. The cubic root of 1345422 is about 110.3958738744.

Subtracting 1345422 from its reverse (2245431), we obtain a palindrome (900009).

The spelling of 1345422 in words is "one million, three hundred forty-five thousand, four hundred twenty-two".