1343402424 has 288 divisors, whose sum is σ = 4828889520. Its totient is φ = 333268992.

The previous prime is 1343402419. The next prime is 1343402443. The reversal of 1343402424 is 4242043431.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 778827 + ... + 780549.

Almost surely, 2^1343402424 is an apocalyptic number.

1343402424 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1343402424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2414444760).

1343402424 is an abundant number, since it is smaller than the sum of its proper divisors (3485487096).

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

1343402424 is a wasteful number, since it uses less digits than its factorization.

1343402424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1779 (or 1765 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

The square root of 1343402424 is about 36652.4545426360. The cubic root of 1343402424 is about 1103.4060880842.

Adding to 1343402424 its reverse (4242043431), we get a palindrome (5585445855).

The spelling of 1343402424 in words is "one billion, three hundred forty-three million, four hundred two thousand, four hundred twenty-four".