1340098424 has 96 divisors (see below), whose sum is σ = 3057753600. Its totient is φ = 539265600.

The previous prime is 1340098391. The next prime is 1340098433. The reversal of 1340098424 is 4248900431.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3052397 + ... + 3052835.

It is an arithmetic number, because the mean of its divisors is an integer number (31851600).

Almost surely, 2^1340098424 is an apocalyptic number.

1340098424 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 1340098424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1528876800).

1340098424 is an abundant number, since it is smaller than the sum of its proper divisors (1717655176).

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

1340098424 is a wasteful number, since it uses less digits than its factorization.

1340098424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 641 (or 618 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 35.

The square root of 1340098424 is about 36607.3547801531. The cubic root of 1340098424 is about 1102.5007632960.

Adding to 1340098424 its reverse (4248900431), we get a palindrome (5588998855).

The spelling of 1340098424 in words is "one billion, three hundred forty million, ninety-eight thousand, four hundred twenty-four".