12087322 has 8 divisors (see below), whose sum is σ = 19525716. Its totient is φ = 5578752.

The previous prime is 12087311. The next prime is 12087347. The reversal of 12087322 is 22378021.

It can be written as a sum of positive squares in 2 ways, for example, as 12033961 + 53361 = 3469^2 + 231^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×12087322² = 292206706263368, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 232423 + ... + 232474.

Almost surely, 2^12087322 is an apocalyptic number.

12087322 is a deficient number, since it is larger than the sum of its proper divisors (7438394).

12087322 is a wasteful number, since it uses less digits than its factorization.

12087322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 464912.

The product of its (nonzero) digits is 1344, while the sum is 25.

The square root of 12087322 is about 3476.6826142172. The cubic root of 12087322 is about 229.4968332414.

The spelling of 12087322 in words is "twelve million, eighty-seven thousand, three hundred twenty-two".