1234340 has 12 divisors (see below), whose sum is σ = 2592156. Its totient is φ = 493728.

The previous prime is 1234333. The next prime is 1234349. The reversal of 1234340 is 434321.

It can be written as a sum of positive squares in 2 ways, for example, as 262144 + 972196 = 512^2 + 986^2 .

It is not an unprimeable number, because it can be changed into a prime (1234349) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30839 + ... + 30878.

It is an arithmetic number, because the mean of its divisors is an integer number (216013).

2^1234340 is an apocalyptic number.

1234340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1234340 is an abundant number, since it is smaller than the sum of its proper divisors (1357816).

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

1234340 is a wasteful number, since it uses less digits than its factorization.

1234340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61726 (or 61724 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 1234340 is about 1111.0085508222. The cubic root of 1234340 is about 107.2699967966.

Adding to 1234340 its reverse (434321), we get a palindrome (1668661).

The spelling of 1234340 in words is "one million, two hundred thirty-four thousand, three hundred forty".