12225499 has 32 divisors (see below), whose sum is σ = 15676416. Its totient is φ = 9361920.

The previous prime is 12225491. The next prime is 12225527. The reversal of 12225499 is 99452221.

It is a cyclic number.

It is not a de Polignac number, because 12225499 - 2³ = 12225491 is a prime.

It is a Duffinian number.

12225499 is a modest number, since divided by 5499 gives 1222 as remainder.

It is not an unprimeable number, because it can be changed into a prime (12225491) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 114204 + ... + 114310.

It is an arithmetic number, because the mean of its divisors is an integer number (489888).

Almost surely, 2^12225499 is an apocalyptic number.

12225499 is a deficient number, since it is larger than the sum of its proper divisors (3450917).

12225499 is a wasteful number, since it uses less digits than its factorization.

12225499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195.

The product of its digits is 12960, while the sum is 34.

The square root of 12225499 is about 3496.4981052476. The cubic root of 12225499 is about 230.3680245440.

The spelling of 12225499 in words is "twelve million, two hundred twenty-five thousand, four hundred ninety-nine".