1344334684 has 72 divisors (see below), whose sum is σ = 2965495680. Its totient is φ = 521964960.

The previous prime is 1344334681. The next prime is 1344334711. The reversal of 1344334684 is 4864334431.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1344334681) 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 23 ways as a sum of consecutive naturals, for example, 1419099 + ... + 1420045.

It is an arithmetic number, because the mean of its divisors is an integer number (41187440).

Almost surely, 2^1344334684 is an apocalyptic number.

1344334684 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 1344334684, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1482747840).

1344334684 is an abundant number, since it is smaller than the sum of its proper divisors (1621160996).

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

1344334684 is a wasteful number, since it uses less digits than its factorization.

1344334684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1399 (or 1386 counting only the distinct ones).

The product of its digits is 331776, while the sum is 40.

The square root of 1344334684 is about 36665.1699027838. The cubic root of 1344334684 is about 1103.6612668961.

The spelling of 1344334684 in words is "one billion, three hundred forty-four million, three hundred thirty-four thousand, six hundred eighty-four".