12225296 has 10 divisors (see below), whose sum is σ = 23686542. Its totient is φ = 6112640.

The previous prime is 12225251. The next prime is 12225299. The reversal of 12225296 is 69252221.

It can be written as a sum of positive squares in only one way, i.e., 10627600 + 1597696 = 3260^2 + 1264^2 .

It is not an unprimeable number, because it can be changed into a prime (12225299) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 382025 + ... + 382056.

Almost surely, 2^12225296 is an apocalyptic number.

12225296 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

12225296 is a deficient number, since it is larger than the sum of its proper divisors (11461246).

12225296 is an equidigital number, since it uses as much as digits as its factorization.

12225296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 764089 (or 764083 counting only the distinct ones).

The product of its digits is 4320, while the sum is 29.

The square root of 12225296 is about 3496.4690760823. The cubic root of 12225296 is about 230.3667494776.

It can be divided in two parts, 12225 and 296, that added together give a palindrome (12521).

The spelling of 12225296 in words is "twelve million, two hundred twenty-five thousand, two hundred ninety-six".