12089936 has 30 divisors (see below), whose sum is σ = 23963310. Its totient is φ = 5908864.

The previous prime is 12089933. The next prime is 12089939. The reversal of 12089936 is 63998021.

It is an interprime number because it is at equal distance from previous prime (12089933) and next prime (12089939).

It can be written as a sum of positive squares in 3 ways, for example, as 1488400 + 10601536 = 1220^2 + 3256^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 12089936.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12089933) by changing a digit.

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 in 5 ways as a sum of consecutive naturals, for example, 44810 + ... + 45078.

It is an arithmetic number, because the mean of its divisors is an integer number (798777).

Almost surely, 2^12089936 is an apocalyptic number.

12089936 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

12089936 is a deficient number, since it is larger than the sum of its proper divisors (11873374).

12089936 is an equidigital number, since it uses as much as digits as its factorization.

12089936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 383 (or 324 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 38.

The square root of 12089936 is about 3477.0585269736. The cubic root of 12089936 is about 229.5133756837.

The spelling of 12089936 in words is "twelve million, eighty-nine thousand, nine hundred thirty-six".