12340450 has 12 divisors (see below), whose sum is σ = 22953330. Its totient is φ = 4936160.

The previous prime is 12340429. The next prime is 12340459. The reversal of 12340450 is 5404321.

12340450 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 9916201 + 2424249 = 3149^2 + 1557^2 .

It is not an unprimeable number, because it can be changed into a prime (12340459) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 123355 + ... + 123454.

Almost surely, 2^12340450 is an apocalyptic number.

12340450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12340450 is a deficient number, since it is larger than the sum of its proper divisors (10612880).

12340450 is a wasteful number, since it uses less digits than its factorization.

12340450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246821 (or 246816 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 12340450 is about 3512.8976643221. The cubic root of 12340450 is about 231.0877898236.

Adding to 12340450 its reverse (5404321), we get a palindrome (17744771).

The spelling of 12340450 in words is "twelve million, three hundred forty thousand, four hundred fifty".