12406450 has 24 divisors (see below), whose sum is σ = 26373312. Its totient is φ = 4253520.

The previous prime is 12406441. The next prime is 12406451. The reversal of 12406450 is 5460421.

It is not an unprimeable number, because it can be changed into a prime (12406451) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17374 + ... + 18073.

It is an arithmetic number, because the mean of its divisors is an integer number (1098888).

Almost surely, 2^12406450 is an apocalyptic number.

12406450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12406450 is an abundant number, since it is smaller than the sum of its proper divisors (13966862).

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

12406450 is a wasteful number, since it uses less digits than its factorization.

12406450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35466 (or 35461 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 12406450 is about 3522.2790917246. The cubic root of 12406450 is about 231.4990304839.

Adding to 12406450 its reverse (5460421), we get a palindrome (17866871).

It can be divided in two parts, 1240 and 6450, that multiplied together give a triangular number (7998000 = T₃₉₉₉).

The spelling of 12406450 in words is "twelve million, four hundred six thousand, four hundred fifty".