1340232342 has 32 divisors (see below), whose sum is σ = 2787797760. Its totient is φ = 429196320.

The previous prime is 1340232323. The next prime is 1340232343. The reversal of 1340232342 is 2432320431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1340232343) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26842 + ... + 58317.

It is an arithmetic number, because the mean of its divisors is an integer number (87118680).

Almost surely, 2^1340232342 is an apocalyptic number.

1340232342 is an abundant number, since it is smaller than the sum of its proper divisors (1447565418).

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

1340232342 is a wasteful number, since it uses less digits than its factorization.

1340232342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85268.

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

The square root of 1340232342 is about 36609.1838477724. The cubic root of 1340232342 is about 1102.5374869119.

Adding to 1340232342 its reverse (2432320431), we get a palindrome (3772552773).

The spelling of 1340232342 in words is "one billion, three hundred forty million, two hundred thirty-two thousand, three hundred forty-two".