1344340 has 12 divisors (see below), whose sum is σ = 2823156. Its totient is φ = 537728.

The previous prime is 1344337. The next prime is 1344347. The reversal of 1344340 is 434431.

It can be written as a sum of positive squares in 2 ways, for example, as 887364 + 456976 = 942^2 + 676^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1344347) 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, 33589 + ... + 33628.

It is an arithmetic number, because the mean of its divisors is an integer number (235263).

2^1344340 is an apocalyptic number.

1344340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1344340 is an abundant number, since it is smaller than the sum of its proper divisors (1478816).

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

1344340 is a wasteful number, since it uses less digits than its factorization.

1344340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67226 (or 67224 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 1344340 is about 1159.4567693536. The cubic root of 1344340 is about 110.3662721657.

Adding to 1344340 its reverse (434431), we get a palindrome (1778771).

Subtracting from 1344340 its reverse (434431), we obtain a palindrome (909909).

The spelling of 1344340 in words is "one million, three hundred forty-four thousand, three hundred forty".