1340554424 has 64 divisors (see below), whose sum is σ = 2904249600. Its totient is φ = 573696000.

The previous prime is 1340554417. The next prime is 1340554441. The reversal of 1340554424 is 4244550431.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 276824 + ... + 281624.

It is an arithmetic number, because the mean of its divisors is an integer number (45378900).

Almost surely, 2^1340554424 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1340554424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1452124800).

1340554424 is an abundant number, since it is smaller than the sum of its proper divisors (1563695176).

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

1340554424 is a wasteful number, since it uses less digits than its factorization.

1340554424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5004 (or 5000 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 32.

The square root of 1340554424 is about 36613.5825070424. The cubic root of 1340554424 is about 1102.6257997179.

The spelling of 1340554424 in words is "one billion, three hundred forty million, five hundred fifty-four thousand, four hundred twenty-four".