1340034234 has 96 divisors (see below), whose sum is σ = 3493615104. Its totient is φ = 332867040.

The previous prime is 1340034229. The next prime is 1340034251. The reversal of 1340034234 is 4324300431.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 241657 + ... + 247139.

It is an arithmetic number, because the mean of its divisors is an integer number (36391824).

Almost surely, 2^1340034234 is an apocalyptic number.

1340034234 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1340034234, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1746807552).

1340034234 is an abundant number, since it is smaller than the sum of its proper divisors (2153580870).

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

1340034234 is a wasteful number, since it uses less digits than its factorization.

1340034234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5552 (or 5529 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

The square root of 1340034234 is about 36606.4780332662. The cubic root of 1340034234 is about 1102.4831599487.

Adding to 1340034234 its reverse (4324300431), we get a palindrome (5664334665).

The spelling of 1340034234 in words is "one billion, three hundred forty million, thirty-four thousand, two hundred thirty-four".