1340234302 has 32 divisors (see below), whose sum is σ = 2240999424. Its totient is φ = 596030400.

The previous prime is 1340234297. The next prime is 1340234309. The reversal of 1340234302 is 2034320431.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1340234309) 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, 200677 + ... + 207247.

It is an arithmetic number, because the mean of its divisors is an integer number (70031232).

Almost surely, 2^1340234302 is an apocalyptic number.

1340234302 is a deficient number, since it is larger than the sum of its proper divisors (900765122).

1340234302 is a wasteful number, since it uses less digits than its factorization.

1340234302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6784.

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 1340234302 is about 36609.2106170018. The cubic root of 1340234302 is about 1102.5380243740.

Adding to 1340234302 its reverse (2034320431), we get a palindrome (3374554733).

The spelling of 1340234302 in words is "one billion, three hundred forty million, two hundred thirty-four thousand, three hundred two".