1343430 has 96 divisors (see below), whose sum is σ = 4043520. Its totient is φ = 306240.

The previous prime is 1343423. The next prime is 1343431. The reversal of 1343430 is 343431.

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

It is a Curzon number.

It is a nialpdrome in base 6.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1343431) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 22741 + ... + 22799.

It is an arithmetic number, because the mean of its divisors is an integer number (42120).

2^1343430 is an apocalyptic number.

1343430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1343430, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2021760).

1343430 is an abundant number, since it is smaller than the sum of its proper divisors (2700090).

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

1343430 is a wasteful number, since it uses less digits than its factorization.

1343430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106 (or 103 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 1343430 is about 1159.0642777689. The cubic root of 1343430 is about 110.3413637899.

Adding to 1343430 its reverse (343431), we get a palindrome (1686861).

Subtracting from 1343430 its reverse (343431), we obtain a palindrome (999999).

The spelling of 1343430 in words is "one million, three hundred forty-three thousand, four hundred thirty".