12012292 has 6 divisors (see below), whose sum is σ = 21021518. Its totient is φ = 6006144.

The previous prime is 12012289. The next prime is 12012331. The reversal of 12012292 is 29221021.

It can be written as a sum of positive squares in only one way, i.e., 11999296 + 12996 = 3464^2 + 114^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1501533 + ... + 1501540.

Almost surely, 2^12012292 is an apocalyptic number.

It is an amenable number.

12012292 is a deficient number, since it is larger than the sum of its proper divisors (9009226).

12012292 is a wasteful number, since it uses less digits than its factorization.

12012292 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3003077 (or 3003075 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 12012292 is about 3465.8753584051. The cubic root of 12012292 is about 229.0209930984.

The spelling of 12012292 in words is "twelve million, twelve thousand, two hundred ninety-two".