12255396 has 12 divisors (see below), whose sum is σ = 28595952. Its totient is φ = 4085128.

The previous prime is 12255379. The next prime is 12255403. The reversal of 12255396 is 69355221.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×12255396² = 300389462233632, 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, 510630 + ... + 510653.

It is an arithmetic number, because the mean of its divisors is an integer number (2382996).

Almost surely, 2^12255396 is an apocalyptic number.

It is an amenable number.

12255396 is an abundant number, since it is smaller than the sum of its proper divisors (16340556).

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

12255396 is a wasteful number, since it uses less digits than its factorization.

12255396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1021290 (or 1021288 counting only the distinct ones).

The product of its digits is 16200, while the sum is 33.

The square root of 12255396 is about 3500.7707722729. The cubic root of 12255396 is about 230.5556571367. Note that the first 3 decimals are identical.

The spelling of 12255396 in words is "twelve million, two hundred fifty-five thousand, three hundred ninety-six".